Home / 7,529.60-10,394.52-5,013.20

Finding the Fourth Proportional to 7,529.60, 10,394.52 and 5,013.20

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Solution

The fourth proportional to 7,529.60, 10,394.52 and 5,013.20 is: 6,920.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.60 : 10,394.52 = 5,013.20 : x
  2. Step 2: Convert to fraction form
    7,529.60/10,394.52 = 5,013.20/x
  3. Step 3: Cross multiply
    7,529.60x = 10,394.52 × 5,013.20
  4. Step 4: Simplify right side
    7,529.60x = 52,109,807.66
  5. Step 5: Solve for x
    x = 52,109,807.66/7,529.60
  6. Step 6: Final answer
    x = 6,920.66

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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.