Home / 7,393.72-10,206.66-4,877.32

Finding the Fourth Proportional to 7,393.72, 10,206.66 and 4,877.32

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Solution

The fourth proportional to 7,393.72, 10,206.66 and 4,877.32 is: 6,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.72 : 10,206.66 = 4,877.32 : x
  2. Step 2: Convert to fraction form
    7,393.72/10,206.66 = 4,877.32/x
  3. Step 3: Cross multiply
    7,393.72x = 10,206.66 × 4,877.32
  4. Step 4: Simplify right side
    7,393.72x = 49,781,146.95
  5. Step 5: Solve for x
    x = 49,781,146.95/7,393.72
  6. Step 6: Final answer
    x = 6,732.90

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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.