Home / 2,365.28-3,548.40-826.08

Finding the Fourth Proportional to 2,365.28, 3,548.40 and 826.08

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Solution

The fourth proportional to 2,365.28, 3,548.40 and 826.08 is: 1,239.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.28 : 3,548.40 = 826.08 : x
  2. Step 2: Convert to fraction form
    2,365.28/3,548.40 = 826.08/x
  3. Step 3: Cross multiply
    2,365.28x = 3,548.40 × 826.08
  4. Step 4: Simplify right side
    2,365.28x = 2,931,262.27
  5. Step 5: Solve for x
    x = 2,931,262.27/2,365.28
  6. Step 6: Final answer
    x = 1,239.29

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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.