Home / 7,463.11-10,298.72-4,478.35

Finding the Fourth Proportional to 7,463.11, 10,298.72 and 4,478.35

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Solution

The fourth proportional to 7,463.11, 10,298.72 and 4,478.35 is: 6,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,463.11 : 10,298.72 = 4,478.35 : x
  2. Step 2: Convert to fraction form
    7,463.11/10,298.72 = 4,478.35/x
  3. Step 3: Cross multiply
    7,463.11x = 10,298.72 × 4,478.35
  4. Step 4: Simplify right side
    7,463.11x = 46,121,250.32
  5. Step 5: Solve for x
    x = 46,121,250.32/7,463.11
  6. Step 6: Final answer
    x = 6,179.90

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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.