Home / 10,135.60-15,204.36-4,211.24

Finding the Fourth Proportional to 10,135.60, 15,204.36 and 4,211.24

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Solution

The fourth proportional to 10,135.60, 15,204.36 and 4,211.24 is: 6,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.60 : 15,204.36 = 4,211.24 : x
  2. Step 2: Convert to fraction form
    10,135.60/15,204.36 = 4,211.24/x
  3. Step 3: Cross multiply
    10,135.60x = 15,204.36 × 4,211.24
  4. Step 4: Simplify right side
    10,135.60x = 64,029,209.01
  5. Step 5: Solve for x
    x = 64,029,209.01/10,135.60
  6. Step 6: Final answer
    x = 6,317.26

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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.