Home / 7,631.90-10,532.69-4,274.66

Finding the Fourth Proportional to 7,631.90, 10,532.69 and 4,274.66

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Solution

The fourth proportional to 7,631.90, 10,532.69 and 4,274.66 is: 5,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.90 : 10,532.69 = 4,274.66 : x
  2. Step 2: Convert to fraction form
    7,631.90/10,532.69 = 4,274.66/x
  3. Step 3: Cross multiply
    7,631.90x = 10,532.69 × 4,274.66
  4. Step 4: Simplify right side
    7,631.90x = 45,023,594.60
  5. Step 5: Solve for x
    x = 45,023,594.60/7,631.90
  6. Step 6: Final answer
    x = 5,899.40

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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.