Home / 4,543.16-6,812.04-1,422.32

Finding the Fourth Proportional to 4,543.16, 6,812.04 and 1,422.32

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Solution

The fourth proportional to 4,543.16, 6,812.04 and 1,422.32 is: 2,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.16 : 6,812.04 = 1,422.32 : x
  2. Step 2: Convert to fraction form
    4,543.16/6,812.04 = 1,422.32/x
  3. Step 3: Cross multiply
    4,543.16x = 6,812.04 × 1,422.32
  4. Step 4: Simplify right side
    4,543.16x = 9,688,900.73
  5. Step 5: Solve for x
    x = 9,688,900.73/4,543.16
  6. Step 6: Final answer
    x = 2,132.63

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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.