Home / 2,899.24-4,000.95-1,572.95

Finding the Fourth Proportional to 2,899.24, 4,000.95 and 1,572.95

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Solution

The fourth proportional to 2,899.24, 4,000.95 and 1,572.95 is: 2,170.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.24 : 4,000.95 = 1,572.95 : x
  2. Step 2: Convert to fraction form
    2,899.24/4,000.95 = 1,572.95/x
  3. Step 3: Cross multiply
    2,899.24x = 4,000.95 × 1,572.95
  4. Step 4: Simplify right side
    2,899.24x = 6,293,294.30
  5. Step 5: Solve for x
    x = 6,293,294.30/2,899.24
  6. Step 6: Final answer
    x = 2,170.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.