Home / 10,226.48-15,312.38-5,837.90

Finding the Fourth Proportional to 10,226.48, 15,312.38 and 5,837.90

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Solution

The fourth proportional to 10,226.48, 15,312.38 and 5,837.90 is: 8,741.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.48 : 15,312.38 = 5,837.90 : x
  2. Step 2: Convert to fraction form
    10,226.48/15,312.38 = 5,837.90/x
  3. Step 3: Cross multiply
    10,226.48x = 15,312.38 × 5,837.90
  4. Step 4: Simplify right side
    10,226.48x = 89,392,037.45
  5. Step 5: Solve for x
    x = 89,392,037.45/10,226.48
  6. Step 6: Final answer
    x = 8,741.24

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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.