Home / 5,010.30-7,515.48-2,088.60

Finding the Fourth Proportional to 5,010.30, 7,515.48 and 2,088.60

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Solution

The fourth proportional to 5,010.30, 7,515.48 and 2,088.60 is: 3,132.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.30 : 7,515.48 = 2,088.60 : x
  2. Step 2: Convert to fraction form
    5,010.30/7,515.48 = 2,088.60/x
  3. Step 3: Cross multiply
    5,010.30x = 7,515.48 × 2,088.60
  4. Step 4: Simplify right side
    5,010.30x = 15,696,831.53
  5. Step 5: Solve for x
    x = 15,696,831.53/5,010.30
  6. Step 6: Final answer
    x = 3,132.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.