Home / 7,116.72-9,817.04-4,459.52

Finding the Fourth Proportional to 7,116.72, 9,817.04 and 4,459.52

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Solution

The fourth proportional to 7,116.72, 9,817.04 and 4,459.52 is: 6,151.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.72 : 9,817.04 = 4,459.52 : x
  2. Step 2: Convert to fraction form
    7,116.72/9,817.04 = 4,459.52/x
  3. Step 3: Cross multiply
    7,116.72x = 9,817.04 × 4,459.52
  4. Step 4: Simplify right side
    7,116.72x = 43,779,286.22
  5. Step 5: Solve for x
    x = 43,779,286.22/7,116.72
  6. Step 6: Final answer
    x = 6,151.61

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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.