Home / 2,666.28-4,001.98-2,498.60

Finding the Fourth Proportional to 2,666.28, 4,001.98 and 2,498.60

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Solution

The fourth proportional to 2,666.28, 4,001.98 and 2,498.60 is: 3,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666.28 : 4,001.98 = 2,498.60 : x
  2. Step 2: Convert to fraction form
    2,666.28/4,001.98 = 2,498.60/x
  3. Step 3: Cross multiply
    2,666.28x = 4,001.98 × 2,498.60
  4. Step 4: Simplify right side
    2,666.28x = 9,999,347.23
  5. Step 5: Solve for x
    x = 9,999,347.23/2,666.28
  6. Step 6: Final answer
    x = 3,750.30

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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.