Home / 11,608.78-16,020.46-6,572.90

Finding the Fourth Proportional to 11,608.78, 16,020.46 and 6,572.90

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Solution

The fourth proportional to 11,608.78, 16,020.46 and 6,572.90 is: 9,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.78 : 16,020.46 = 6,572.90 : x
  2. Step 2: Convert to fraction form
    11,608.78/16,020.46 = 6,572.90/x
  3. Step 3: Cross multiply
    11,608.78x = 16,020.46 × 6,572.90
  4. Step 4: Simplify right side
    11,608.78x = 105,300,881.53
  5. Step 5: Solve for x
    x = 105,300,881.53/11,608.78
  6. Step 6: Final answer
    x = 9,070.80

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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.