Home / 4,331.07-6,497.27-1,520.66

Finding the Fourth Proportional to 4,331.07, 6,497.27 and 1,520.66

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Solution

The fourth proportional to 4,331.07, 6,497.27 and 1,520.66 is: 2,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.07 : 6,497.27 = 1,520.66 : x
  2. Step 2: Convert to fraction form
    4,331.07/6,497.27 = 1,520.66/x
  3. Step 3: Cross multiply
    4,331.07x = 6,497.27 × 1,520.66
  4. Step 4: Simplify right side
    4,331.07x = 9,880,138.60
  5. Step 5: Solve for x
    x = 9,880,138.60/4,331.07
  6. Step 6: Final answer
    x = 2,281.22

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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.