Home / 7,280.76-10,047.69-4,094.61

Finding the Fourth Proportional to 7,280.76, 10,047.69 and 4,094.61

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Solution

The fourth proportional to 7,280.76, 10,047.69 and 4,094.61 is: 5,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.76 : 10,047.69 = 4,094.61 : x
  2. Step 2: Convert to fraction form
    7,280.76/10,047.69 = 4,094.61/x
  3. Step 3: Cross multiply
    7,280.76x = 10,047.69 × 4,094.61
  4. Step 4: Simplify right side
    7,280.76x = 41,141,371.95
  5. Step 5: Solve for x
    x = 41,141,371.95/7,280.76
  6. Step 6: Final answer
    x = 5,650.70

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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.