Home / 10,160.86-15,216.70-7,032.10

Finding the Fourth Proportional to 10,160.86, 15,216.70 and 7,032.10

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Solution

The fourth proportional to 10,160.86, 15,216.70 and 7,032.10 is: 10,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.86 : 15,216.70 = 7,032.10 : x
  2. Step 2: Convert to fraction form
    10,160.86/15,216.70 = 7,032.10/x
  3. Step 3: Cross multiply
    10,160.86x = 15,216.70 × 7,032.10
  4. Step 4: Simplify right side
    10,160.86x = 107,005,356.07
  5. Step 5: Solve for x
    x = 107,005,356.07/10,160.86
  6. Step 6: Final answer
    x = 10,531.13

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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.