Home / 9,681.22-14,512.58-3,102.91

Finding the Fourth Proportional to 9,681.22, 14,512.58 and 3,102.91

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Solution

The fourth proportional to 9,681.22, 14,512.58 and 3,102.91 is: 4,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,681.22 : 14,512.58 = 3,102.91 : x
  2. Step 2: Convert to fraction form
    9,681.22/14,512.58 = 3,102.91/x
  3. Step 3: Cross multiply
    9,681.22x = 14,512.58 × 3,102.91
  4. Step 4: Simplify right side
    9,681.22x = 45,031,206.90
  5. Step 5: Solve for x
    x = 45,031,206.90/9,681.22
  6. Step 6: Final answer
    x = 4,651.40

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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.