Home / 9,909.97-13,675.95-5,433.46

Finding the Fourth Proportional to 9,909.97, 13,675.95 and 5,433.46

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Solution

The fourth proportional to 9,909.97, 13,675.95 and 5,433.46 is: 7,498.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,909.97 : 13,675.95 = 5,433.46 : x
  2. Step 2: Convert to fraction form
    9,909.97/13,675.95 = 5,433.46/x
  3. Step 3: Cross multiply
    9,909.97x = 13,675.95 × 5,433.46
  4. Step 4: Simplify right side
    9,909.97x = 74,307,693.10
  5. Step 5: Solve for x
    x = 74,307,693.10/9,909.97
  6. Step 6: Final answer
    x = 7,498.28

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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.