Home / 10,152.96-15,207.84-5,988.48

Finding the Fourth Proportional to 10,152.96, 15,207.84 and 5,988.48

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Solution

The fourth proportional to 10,152.96, 15,207.84 and 5,988.48 is: 8,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.96 : 15,207.84 = 5,988.48 : x
  2. Step 2: Convert to fraction form
    10,152.96/15,207.84 = 5,988.48/x
  3. Step 3: Cross multiply
    10,152.96x = 15,207.84 × 5,988.48
  4. Step 4: Simplify right side
    10,152.96x = 91,071,845.68
  5. Step 5: Solve for x
    x = 91,071,845.68/10,152.96
  6. Step 6: Final answer
    x = 8,969.98

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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.