Home / 10,988.53-15,164.18-6,020.53

Finding the Fourth Proportional to 10,988.53, 15,164.18 and 6,020.53

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Solution

The fourth proportional to 10,988.53, 15,164.18 and 6,020.53 is: 8,308.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988.53 : 15,164.18 = 6,020.53 : x
  2. Step 2: Convert to fraction form
    10,988.53/15,164.18 = 6,020.53/x
  3. Step 3: Cross multiply
    10,988.53x = 15,164.18 × 6,020.53
  4. Step 4: Simplify right side
    10,988.53x = 91,296,400.62
  5. Step 5: Solve for x
    x = 91,296,400.62/10,988.53
  6. Step 6: Final answer
    x = 8,308.34

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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.