Home / 4,020.96-5,543.75-2,602.13

Finding the Fourth Proportional to 4,020.96, 5,543.75 and 2,602.13

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Solution

The fourth proportional to 4,020.96, 5,543.75 and 2,602.13 is: 3,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.96 : 5,543.75 = 2,602.13 : x
  2. Step 2: Convert to fraction form
    4,020.96/5,543.75 = 2,602.13/x
  3. Step 3: Cross multiply
    4,020.96x = 5,543.75 × 2,602.13
  4. Step 4: Simplify right side
    4,020.96x = 14,425,545.18
  5. Step 5: Solve for x
    x = 14,425,545.18/4,020.96
  6. Step 6: Final answer
    x = 3,587.59

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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.