Home / 5,150.83-7,718.25-3,572.63

Finding the Fourth Proportional to 5,150.83, 7,718.25 and 3,572.63

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Solution

The fourth proportional to 5,150.83, 7,718.25 and 3,572.63 is: 5,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.83 : 7,718.25 = 3,572.63 : x
  2. Step 2: Convert to fraction form
    5,150.83/7,718.25 = 3,572.63/x
  3. Step 3: Cross multiply
    5,150.83x = 7,718.25 × 3,572.63
  4. Step 4: Simplify right side
    5,150.83x = 27,574,476.95
  5. Step 5: Solve for x
    x = 27,574,476.95/5,150.83
  6. Step 6: Final answer
    x = 5,353.40

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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.