Home / 4,020.28-5,543.52-2,526.40

Finding the Fourth Proportional to 4,020.28, 5,543.52 and 2,526.40

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Solution

The fourth proportional to 4,020.28, 5,543.52 and 2,526.40 is: 3,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.28 : 5,543.52 = 2,526.40 : x
  2. Step 2: Convert to fraction form
    4,020.28/5,543.52 = 2,526.40/x
  3. Step 3: Cross multiply
    4,020.28x = 5,543.52 × 2,526.40
  4. Step 4: Simplify right side
    4,020.28x = 14,005,148.93
  5. Step 5: Solve for x
    x = 14,005,148.93/4,020.28
  6. Step 6: Final answer
    x = 3,483.63

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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.