Home / 11,386.02-15,712.29-6,350.16

Finding the Fourth Proportional to 11,386.02, 15,712.29 and 6,350.16

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Solution

The fourth proportional to 11,386.02, 15,712.29 and 6,350.16 is: 8,762.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386.02 : 15,712.29 = 6,350.16 : x
  2. Step 2: Convert to fraction form
    11,386.02/15,712.29 = 6,350.16/x
  3. Step 3: Cross multiply
    11,386.02x = 15,712.29 × 6,350.16
  4. Step 4: Simplify right side
    11,386.02x = 99,775,555.47
  5. Step 5: Solve for x
    x = 99,775,555.47/11,386.02
  6. Step 6: Final answer
    x = 8,762.99

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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.