Home / 10,155.93-15,233.90-4,317.45

Finding the Fourth Proportional to 10,155.93, 15,233.90 and 4,317.45

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Solution

The fourth proportional to 10,155.93, 15,233.90 and 4,317.45 is: 6,476.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,155.93 : 15,233.90 = 4,317.45 : x
  2. Step 2: Convert to fraction form
    10,155.93/15,233.90 = 4,317.45/x
  3. Step 3: Cross multiply
    10,155.93x = 15,233.90 × 4,317.45
  4. Step 4: Simplify right side
    10,155.93x = 65,771,579.97
  5. Step 5: Solve for x
    x = 65,771,579.97/10,155.93
  6. Step 6: Final answer
    x = 6,476.18

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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.