Home / 7,561.48-10,433.91-4,578.70

Finding the Fourth Proportional to 7,561.48, 10,433.91 and 4,578.70

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Solution

The fourth proportional to 7,561.48, 10,433.91 and 4,578.70 is: 6,318.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.48 : 10,433.91 = 4,578.70 : x
  2. Step 2: Convert to fraction form
    7,561.48/10,433.91 = 4,578.70/x
  3. Step 3: Cross multiply
    7,561.48x = 10,433.91 × 4,578.70
  4. Step 4: Simplify right side
    7,561.48x = 47,773,743.72
  5. Step 5: Solve for x
    x = 47,773,743.72/7,561.48
  6. Step 6: Final answer
    x = 6,318.04

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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.