Home / 4,252.47-6,378.67-1,132.47

Finding the Fourth Proportional to 4,252.47, 6,378.67 and 1,132.47

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Solution

The fourth proportional to 4,252.47, 6,378.67 and 1,132.47 is: 1,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.47 : 6,378.67 = 1,132.47 : x
  2. Step 2: Convert to fraction form
    4,252.47/6,378.67 = 1,132.47/x
  3. Step 3: Cross multiply
    4,252.47x = 6,378.67 × 1,132.47
  4. Step 4: Simplify right side
    4,252.47x = 7,223,652.41
  5. Step 5: Solve for x
    x = 7,223,652.41/4,252.47
  6. Step 6: Final answer
    x = 1,698.70

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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.