Home / 8,543.34-12,812.52-2,995.65

Finding the Fourth Proportional to 8,543.34, 12,812.52 and 2,995.65

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Solution

The fourth proportional to 8,543.34, 12,812.52 and 2,995.65 is: 4,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543.34 : 12,812.52 = 2,995.65 : x
  2. Step 2: Convert to fraction form
    8,543.34/12,812.52 = 2,995.65/x
  3. Step 3: Cross multiply
    8,543.34x = 12,812.52 × 2,995.65
  4. Step 4: Simplify right side
    8,543.34x = 38,381,825.54
  5. Step 5: Solve for x
    x = 38,381,825.54/8,543.34
  6. Step 6: Final answer
    x = 4,492.60

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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.