Home / 5,432.79-7,494.84-3,543.94

Finding the Fourth Proportional to 5,432.79, 7,494.84 and 3,543.94

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Solution

The fourth proportional to 5,432.79, 7,494.84 and 3,543.94 is: 4,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.79 : 7,494.84 = 3,543.94 : x
  2. Step 2: Convert to fraction form
    5,432.79/7,494.84 = 3,543.94/x
  3. Step 3: Cross multiply
    5,432.79x = 7,494.84 × 3,543.94
  4. Step 4: Simplify right side
    5,432.79x = 26,561,267.08
  5. Step 5: Solve for x
    x = 26,561,267.08/5,432.79
  6. Step 6: Final answer
    x = 4,889.06

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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.