Home / 8,729.66-12,061.04-6,088.86

Finding the Fourth Proportional to 8,729.66, 12,061.04 and 6,088.86

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Solution

The fourth proportional to 8,729.66, 12,061.04 and 6,088.86 is: 8,412.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.66 : 12,061.04 = 6,088.86 : x
  2. Step 2: Convert to fraction form
    8,729.66/12,061.04 = 6,088.86/x
  3. Step 3: Cross multiply
    8,729.66x = 12,061.04 × 6,088.86
  4. Step 4: Simplify right side
    8,729.66x = 73,437,984.01
  5. Step 5: Solve for x
    x = 73,437,984.01/8,729.66
  6. Step 6: Final answer
    x = 8,412.47

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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.