Home / 3,580.40-5,368.28-1,501.74

Finding the Fourth Proportional to 3,580.40, 5,368.28 and 1,501.74

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Solution

The fourth proportional to 3,580.40, 5,368.28 and 1,501.74 is: 2,251.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.40 : 5,368.28 = 1,501.74 : x
  2. Step 2: Convert to fraction form
    3,580.40/5,368.28 = 1,501.74/x
  3. Step 3: Cross multiply
    3,580.40x = 5,368.28 × 1,501.74
  4. Step 4: Simplify right side
    3,580.40x = 8,061,753.30
  5. Step 5: Solve for x
    x = 8,061,753.30/3,580.40
  6. Step 6: Final answer
    x = 2,251.63

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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.