Home / 9,070.88-13,613.63-4,689.59

Finding the Fourth Proportional to 9,070.88, 13,613.63 and 4,689.59

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Solution

The fourth proportional to 9,070.88, 13,613.63 and 4,689.59 is: 7,038.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,070.88 : 13,613.63 = 4,689.59 : x
  2. Step 2: Convert to fraction form
    9,070.88/13,613.63 = 4,689.59/x
  3. Step 3: Cross multiply
    9,070.88x = 13,613.63 × 4,689.59
  4. Step 4: Simplify right side
    9,070.88x = 63,842,251.60
  5. Step 5: Solve for x
    x = 63,842,251.60/9,070.88
  6. Step 6: Final answer
    x = 7,038.16

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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.