Home / 4,317.47-6,476.40-1,545.45

Finding the Fourth Proportional to 4,317.47, 6,476.40 and 1,545.45

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Solution

The fourth proportional to 4,317.47, 6,476.40 and 1,545.45 is: 2,318.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.47 : 6,476.40 = 1,545.45 : x
  2. Step 2: Convert to fraction form
    4,317.47/6,476.40 = 1,545.45/x
  3. Step 3: Cross multiply
    4,317.47x = 6,476.40 × 1,545.45
  4. Step 4: Simplify right side
    4,317.47x = 10,008,952.38
  5. Step 5: Solve for x
    x = 10,008,952.38/4,317.47
  6. Step 6: Final answer
    x = 2,318.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.