Home / 7,613.87-10,503.81-4,426.92

Finding the Fourth Proportional to 7,613.87, 10,503.81 and 4,426.92

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Solution

The fourth proportional to 7,613.87, 10,503.81 and 4,426.92 is: 6,107.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.87 : 10,503.81 = 4,426.92 : x
  2. Step 2: Convert to fraction form
    7,613.87/10,503.81 = 4,426.92/x
  3. Step 3: Cross multiply
    7,613.87x = 10,503.81 × 4,426.92
  4. Step 4: Simplify right side
    7,613.87x = 46,499,526.57
  5. Step 5: Solve for x
    x = 46,499,526.57/7,613.87
  6. Step 6: Final answer
    x = 6,107.22

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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.