Home / 10,837.50-16,248.96-4,990.92

Finding the Fourth Proportional to 10,837.50, 16,248.96 and 4,990.92

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Solution

The fourth proportional to 10,837.50, 16,248.96 and 4,990.92 is: 7,483.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,837.50 : 16,248.96 = 4,990.92 : x
  2. Step 2: Convert to fraction form
    10,837.50/16,248.96 = 4,990.92/x
  3. Step 3: Cross multiply
    10,837.50x = 16,248.96 × 4,990.92
  4. Step 4: Simplify right side
    10,837.50x = 81,097,259.44
  5. Step 5: Solve for x
    x = 81,097,259.44/10,837.50
  6. Step 6: Final answer
    x = 7,483.02

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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.