Home / 12,548.16-17,315.68-6,959.04

Finding the Fourth Proportional to 12,548.16, 17,315.68 and 6,959.04

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Solution

The fourth proportional to 12,548.16, 17,315.68 and 6,959.04 is: 9,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548.16 : 17,315.68 = 6,959.04 : x
  2. Step 2: Convert to fraction form
    12,548.16/17,315.68 = 6,959.04/x
  3. Step 3: Cross multiply
    12,548.16x = 17,315.68 × 6,959.04
  4. Step 4: Simplify right side
    12,548.16x = 120,500,509.75
  5. Step 5: Solve for x
    x = 120,500,509.75/12,548.16
  6. Step 6: Final answer
    x = 9,603.04

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1.5x scale

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.