Home / 9,425.03-13,008.47-5,445.61

Finding the Fourth Proportional to 9,425.03, 13,008.47 and 5,445.61

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Solution

The fourth proportional to 9,425.03, 13,008.47 and 5,445.61 is: 7,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,425.03 : 13,008.47 = 5,445.61 : x
  2. Step 2: Convert to fraction form
    9,425.03/13,008.47 = 5,445.61/x
  3. Step 3: Cross multiply
    9,425.03x = 13,008.47 × 5,445.61
  4. Step 4: Simplify right side
    9,425.03x = 70,838,994.57
  5. Step 5: Solve for x
    x = 70,838,994.57/9,425.03
  6. Step 6: Final answer
    x = 7,516.05

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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.