Home / 7,257.65-10,015.95-4,424.60

Finding the Fourth Proportional to 7,257.65, 10,015.95 and 4,424.60

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Solution

The fourth proportional to 7,257.65, 10,015.95 and 4,424.60 is: 6,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.65 : 10,015.95 = 4,424.60 : x
  2. Step 2: Convert to fraction form
    7,257.65/10,015.95 = 4,424.60/x
  3. Step 3: Cross multiply
    7,257.65x = 10,015.95 × 4,424.60
  4. Step 4: Simplify right side
    7,257.65x = 44,316,572.37
  5. Step 5: Solve for x
    x = 44,316,572.37/7,257.65
  6. Step 6: Final answer
    x = 6,106.19

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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.