Home / 10,077.32-15,124.20-4,883.18

Finding the Fourth Proportional to 10,077.32, 15,124.20 and 4,883.18

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Solution

The fourth proportional to 10,077.32, 15,124.20 and 4,883.18 is: 7,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.32 : 15,124.20 = 4,883.18 : x
  2. Step 2: Convert to fraction form
    10,077.32/15,124.20 = 4,883.18/x
  3. Step 3: Cross multiply
    10,077.32x = 15,124.20 × 4,883.18
  4. Step 4: Simplify right side
    10,077.32x = 73,854,190.96
  5. Step 5: Solve for x
    x = 73,854,190.96/10,077.32
  6. Step 6: Final answer
    x = 7,328.75

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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.