Home / 3,543.23-4,896.40-2,657.49

Finding the Fourth Proportional to 3,543.23, 4,896.40 and 2,657.49

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Solution

The fourth proportional to 3,543.23, 4,896.40 and 2,657.49 is: 3,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.23 : 4,896.40 = 2,657.49 : x
  2. Step 2: Convert to fraction form
    3,543.23/4,896.40 = 2,657.49/x
  3. Step 3: Cross multiply
    3,543.23x = 4,896.40 × 2,657.49
  4. Step 4: Simplify right side
    3,543.23x = 13,012,127.39
  5. Step 5: Solve for x
    x = 13,012,127.39/3,543.23
  6. Step 6: Final answer
    x = 3,672.40

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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.