Home / 7,742.43-10,685.46-4,598.62

Finding the Fourth Proportional to 7,742.43, 10,685.46 and 4,598.62

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Solution

The fourth proportional to 7,742.43, 10,685.46 and 4,598.62 is: 6,346.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742.43 : 10,685.46 = 4,598.62 : x
  2. Step 2: Convert to fraction form
    7,742.43/10,685.46 = 4,598.62/x
  3. Step 3: Cross multiply
    7,742.43x = 10,685.46 × 4,598.62
  4. Step 4: Simplify right side
    7,742.43x = 49,138,370.07
  5. Step 5: Solve for x
    x = 49,138,370.07/7,742.43
  6. Step 6: Final answer
    x = 6,346.63

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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.