Home / 7,785.49-10,744.20-4,248.93

Finding the Fourth Proportional to 7,785.49, 10,744.20 and 4,248.93

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Solution

The fourth proportional to 7,785.49, 10,744.20 and 4,248.93 is: 5,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785.49 : 10,744.20 = 4,248.93 : x
  2. Step 2: Convert to fraction form
    7,785.49/10,744.20 = 4,248.93/x
  3. Step 3: Cross multiply
    7,785.49x = 10,744.20 × 4,248.93
  4. Step 4: Simplify right side
    7,785.49x = 45,651,278.74
  5. Step 5: Solve for x
    x = 45,651,278.74/7,785.49
  6. Step 6: Final answer
    x = 5,863.64

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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.