Home / 4,631.04-6,390.76-2,535.12

Finding the Fourth Proportional to 4,631.04, 6,390.76 and 2,535.12

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Solution

The fourth proportional to 4,631.04, 6,390.76 and 2,535.12 is: 3,498.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.04 : 6,390.76 = 2,535.12 : x
  2. Step 2: Convert to fraction form
    4,631.04/6,390.76 = 2,535.12/x
  3. Step 3: Cross multiply
    4,631.04x = 6,390.76 × 2,535.12
  4. Step 4: Simplify right side
    4,631.04x = 16,201,343.49
  5. Step 5: Solve for x
    x = 16,201,343.49/4,631.04
  6. Step 6: Final answer
    x = 3,498.42

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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.