Home / 11,259.52-16,892.40-4,688.80

Finding the Fourth Proportional to 11,259.52, 16,892.40 and 4,688.80

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Solution

The fourth proportional to 11,259.52, 16,892.40 and 4,688.80 is: 7,034.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.52 : 16,892.40 = 4,688.80 : x
  2. Step 2: Convert to fraction form
    11,259.52/16,892.40 = 4,688.80/x
  3. Step 3: Cross multiply
    11,259.52x = 16,892.40 × 4,688.80
  4. Step 4: Simplify right side
    11,259.52x = 79,205,085.12
  5. Step 5: Solve for x
    x = 79,205,085.12/11,259.52
  6. Step 6: Final answer
    x = 7,034.50

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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.