Home / 9,139.34-13,707.77-2,566.03

Finding the Fourth Proportional to 9,139.34, 13,707.77 and 2,566.03

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Solution

The fourth proportional to 9,139.34, 13,707.77 and 2,566.03 is: 3,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139.34 : 13,707.77 = 2,566.03 : x
  2. Step 2: Convert to fraction form
    9,139.34/13,707.77 = 2,566.03/x
  3. Step 3: Cross multiply
    9,139.34x = 13,707.77 × 2,566.03
  4. Step 4: Simplify right side
    9,139.34x = 35,174,549.05
  5. Step 5: Solve for x
    x = 35,174,549.05/9,139.34
  6. Step 6: Final answer
    x = 3,848.70

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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.