Home / 10,966.02-15,132.18-6,185.70

Finding the Fourth Proportional to 10,966.02, 15,132.18 and 6,185.70

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Solution

The fourth proportional to 10,966.02, 15,132.18 and 6,185.70 is: 8,535.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.02 : 15,132.18 = 6,185.70 : x
  2. Step 2: Convert to fraction form
    10,966.02/15,132.18 = 6,185.70/x
  3. Step 3: Cross multiply
    10,966.02x = 15,132.18 × 6,185.70
  4. Step 4: Simplify right side
    10,966.02x = 93,603,125.83
  5. Step 5: Solve for x
    x = 93,603,125.83/10,966.02
  6. Step 6: Final answer
    x = 8,535.74

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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.