Home / 3,712.10-5,570.33-1,373.76

Finding the Fourth Proportional to 3,712.10, 5,570.33 and 1,373.76

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Solution

The fourth proportional to 3,712.10, 5,570.33 and 1,373.76 is: 2,061.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.10 : 5,570.33 = 1,373.76 : x
  2. Step 2: Convert to fraction form
    3,712.10/5,570.33 = 1,373.76/x
  3. Step 3: Cross multiply
    3,712.10x = 5,570.33 × 1,373.76
  4. Step 4: Simplify right side
    3,712.10x = 7,652,289.67
  5. Step 5: Solve for x
    x = 7,652,289.67/3,712.10
  6. Step 6: Final answer
    x = 2,061.45

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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.