Home / 7,510.76-10,363.95-4,153.65

Finding the Fourth Proportional to 7,510.76, 10,363.95 and 4,153.65

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Solution

The fourth proportional to 7,510.76, 10,363.95 and 4,153.65 is: 5,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.76 : 10,363.95 = 4,153.65 : x
  2. Step 2: Convert to fraction form
    7,510.76/10,363.95 = 4,153.65/x
  3. Step 3: Cross multiply
    7,510.76x = 10,363.95 × 4,153.65
  4. Step 4: Simplify right side
    7,510.76x = 43,048,182.05
  5. Step 5: Solve for x
    x = 43,048,182.05/7,510.76
  6. Step 6: Final answer
    x = 5,731.54

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Half scale
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Double scale
Find fourth proportional to 7,511.76, 10,365.33 and 4,154.65
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.