Home / 9,347.28-12,893.54-5,567.91

Finding the Fourth Proportional to 9,347.28, 12,893.54 and 5,567.91

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Solution

The fourth proportional to 9,347.28, 12,893.54 and 5,567.91 is: 7,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,347.28 : 12,893.54 = 5,567.91 : x
  2. Step 2: Convert to fraction form
    9,347.28/12,893.54 = 5,567.91/x
  3. Step 3: Cross multiply
    9,347.28x = 12,893.54 × 5,567.91
  4. Step 4: Simplify right side
    9,347.28x = 71,790,070.30
  5. Step 5: Solve for x
    x = 71,790,070.30/9,347.28
  6. Step 6: Final answer
    x = 7,680.32

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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.