Home / 4,785.63-7,167.51-4,304.49

Finding the Fourth Proportional to 4,785.63, 7,167.51 and 4,304.49

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Solution

The fourth proportional to 4,785.63, 7,167.51 and 4,304.49 is: 6,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.63 : 7,167.51 = 4,304.49 : x
  2. Step 2: Convert to fraction form
    4,785.63/7,167.51 = 4,304.49/x
  3. Step 3: Cross multiply
    4,785.63x = 7,167.51 × 4,304.49
  4. Step 4: Simplify right side
    4,785.63x = 30,852,475.12
  5. Step 5: Solve for x
    x = 30,852,475.12/4,785.63
  6. Step 6: Final answer
    x = 6,446.90

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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.