Home / 10,168.40-15,255.48-6,012.08

Finding the Fourth Proportional to 10,168.40, 15,255.48 and 6,012.08

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Solution

The fourth proportional to 10,168.40, 15,255.48 and 6,012.08 is: 9,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.40 : 15,255.48 = 6,012.08 : x
  2. Step 2: Convert to fraction form
    10,168.40/15,255.48 = 6,012.08/x
  3. Step 3: Cross multiply
    10,168.40x = 15,255.48 × 6,012.08
  4. Step 4: Simplify right side
    10,168.40x = 91,717,166.20
  5. Step 5: Solve for x
    x = 91,717,166.20/10,168.40
  6. Step 6: Final answer
    x = 9,019.82

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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.