Home / 8,139.02-12,184.50-6,068.12

Finding the Fourth Proportional to 8,139.02, 12,184.50 and 6,068.12

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Solution

The fourth proportional to 8,139.02, 12,184.50 and 6,068.12 is: 9,084.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,139.02 : 12,184.50 = 6,068.12 : x
  2. Step 2: Convert to fraction form
    8,139.02/12,184.50 = 6,068.12/x
  3. Step 3: Cross multiply
    8,139.02x = 12,184.50 × 6,068.12
  4. Step 4: Simplify right side
    8,139.02x = 73,937,008.14
  5. Step 5: Solve for x
    x = 73,937,008.14/8,139.02
  6. Step 6: Final answer
    x = 9,084.26

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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.