Home / 4,670.38-6,445-2,545.97

Finding the Fourth Proportional to 4,670.38, 6,445 and 2,545.97

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Solution

The fourth proportional to 4,670.38, 6,445 and 2,545.97 is: 3,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.38 : 6,445 = 2,545.97 : x
  2. Step 2: Convert to fraction form
    4,670.38/6,445 = 2,545.97/x
  3. Step 3: Cross multiply
    4,670.38x = 6,445 × 2,545.97
  4. Step 4: Simplify right side
    4,670.38x = 16,408,776.65
  5. Step 5: Solve for x
    x = 16,408,776.65/4,670.38
  6. Step 6: Final answer
    x = 3,513.37

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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.