Home / 7,431.10-10,246.52-4,738.72

Finding the Fourth Proportional to 7,431.10, 10,246.52 and 4,738.72

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Solution

The fourth proportional to 7,431.10, 10,246.52 and 4,738.72 is: 6,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.10 : 10,246.52 = 4,738.72 : x
  2. Step 2: Convert to fraction form
    7,431.10/10,246.52 = 4,738.72/x
  3. Step 3: Cross multiply
    7,431.10x = 10,246.52 × 4,738.72
  4. Step 4: Simplify right side
    7,431.10x = 48,555,389.25
  5. Step 5: Solve for x
    x = 48,555,389.25/7,431.10
  6. Step 6: Final answer
    x = 6,534.08

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Double scale
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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.