Home / 4,701.30-6,487.56-2,605.38

Finding the Fourth Proportional to 4,701.30, 6,487.56 and 2,605.38

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Solution

The fourth proportional to 4,701.30, 6,487.56 and 2,605.38 is: 3,595.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.30 : 6,487.56 = 2,605.38 : x
  2. Step 2: Convert to fraction form
    4,701.30/6,487.56 = 2,605.38/x
  3. Step 3: Cross multiply
    4,701.30x = 6,487.56 × 2,605.38
  4. Step 4: Simplify right side
    4,701.30x = 16,902,559.07
  5. Step 5: Solve for x
    x = 16,902,559.07/4,701.30
  6. Step 6: Final answer
    x = 3,595.29

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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.