Home / 9,271.19-13,909.88-3,031.49

Finding the Fourth Proportional to 9,271.19, 13,909.88 and 3,031.49

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Solution

The fourth proportional to 9,271.19, 13,909.88 and 3,031.49 is: 4,548.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.19 : 13,909.88 = 3,031.49 : x
  2. Step 2: Convert to fraction form
    9,271.19/13,909.88 = 3,031.49/x
  3. Step 3: Cross multiply
    9,271.19x = 13,909.88 × 3,031.49
  4. Step 4: Simplify right side
    9,271.19x = 42,167,600.15
  5. Step 5: Solve for x
    x = 42,167,600.15/9,271.19
  6. Step 6: Final answer
    x = 4,548.24

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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.