Home / 7,748.60-10,695.81-4,604.75

Finding the Fourth Proportional to 7,748.60, 10,695.81 and 4,604.75

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Solution

The fourth proportional to 7,748.60, 10,695.81 and 4,604.75 is: 6,356.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.60 : 10,695.81 = 4,604.75 : x
  2. Step 2: Convert to fraction form
    7,748.60/10,695.81 = 4,604.75/x
  3. Step 3: Cross multiply
    7,748.60x = 10,695.81 × 4,604.75
  4. Step 4: Simplify right side
    7,748.60x = 49,251,531.10
  5. Step 5: Solve for x
    x = 49,251,531.10/7,748.60
  6. Step 6: Final answer
    x = 6,356.18

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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.