Home / 5,572.28-8,355.48-2,061.40

Finding the Fourth Proportional to 5,572.28, 8,355.48 and 2,061.40

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Solution

The fourth proportional to 5,572.28, 8,355.48 and 2,061.40 is: 3,091.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.28 : 8,355.48 = 2,061.40 : x
  2. Step 2: Convert to fraction form
    5,572.28/8,355.48 = 2,061.40/x
  3. Step 3: Cross multiply
    5,572.28x = 8,355.48 × 2,061.40
  4. Step 4: Simplify right side
    5,572.28x = 17,223,986.47
  5. Step 5: Solve for x
    x = 17,223,986.47/5,572.28
  6. Step 6: Final answer
    x = 3,091.01

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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.