Home / 9,465.50-13,062.39-5,274.74

Finding the Fourth Proportional to 9,465.50, 13,062.39 and 5,274.74

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Solution

The fourth proportional to 9,465.50, 13,062.39 and 5,274.74 is: 7,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.50 : 13,062.39 = 5,274.74 : x
  2. Step 2: Convert to fraction form
    9,465.50/13,062.39 = 5,274.74/x
  3. Step 3: Cross multiply
    9,465.50x = 13,062.39 × 5,274.74
  4. Step 4: Simplify right side
    9,465.50x = 68,900,711.03
  5. Step 5: Solve for x
    x = 68,900,711.03/9,465.50
  6. Step 6: Final answer
    x = 7,279.14

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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.