Home / 8,061.40-12,077.70-6,592.60

Finding the Fourth Proportional to 8,061.40, 12,077.70 and 6,592.60

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Solution

The fourth proportional to 8,061.40, 12,077.70 and 6,592.60 is: 9,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061.40 : 12,077.70 = 6,592.60 : x
  2. Step 2: Convert to fraction form
    8,061.40/12,077.70 = 6,592.60/x
  3. Step 3: Cross multiply
    8,061.40x = 12,077.70 × 6,592.60
  4. Step 4: Simplify right side
    8,061.40x = 79,623,445.02
  5. Step 5: Solve for x
    x = 79,623,445.02/8,061.40
  6. Step 6: Final answer
    x = 9,877.12

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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.