Home / 4,631.50-6,391.56-2,535.76

Finding the Fourth Proportional to 4,631.50, 6,391.56 and 2,535.76

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Solution

The fourth proportional to 4,631.50, 6,391.56 and 2,535.76 is: 3,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.50 : 6,391.56 = 2,535.76 : x
  2. Step 2: Convert to fraction form
    4,631.50/6,391.56 = 2,535.76/x
  3. Step 3: Cross multiply
    4,631.50x = 6,391.56 × 2,535.76
  4. Step 4: Simplify right side
    4,631.50x = 16,207,462.19
  5. Step 5: Solve for x
    x = 16,207,462.19/4,631.50
  6. Step 6: Final answer
    x = 3,499.40

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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.