Home / 10,699.60-16,036.96-4,456.12

Finding the Fourth Proportional to 10,699.60, 16,036.96 and 4,456.12

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Solution

The fourth proportional to 10,699.60, 16,036.96 and 4,456.12 is: 6,679.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699.60 : 16,036.96 = 4,456.12 : x
  2. Step 2: Convert to fraction form
    10,699.60/16,036.96 = 4,456.12/x
  3. Step 3: Cross multiply
    10,699.60x = 16,036.96 × 4,456.12
  4. Step 4: Simplify right side
    10,699.60x = 71,462,618.20
  5. Step 5: Solve for x
    x = 71,462,618.20/10,699.60
  6. Step 6: Final answer
    x = 6,679.00

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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.