Home / 10,218.83-15,334.16-4,295.25

Finding the Fourth Proportional to 10,218.83, 15,334.16 and 4,295.25

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Solution

The fourth proportional to 10,218.83, 15,334.16 and 4,295.25 is: 6,445.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218.83 : 15,334.16 = 4,295.25 : x
  2. Step 2: Convert to fraction form
    10,218.83/15,334.16 = 4,295.25/x
  3. Step 3: Cross multiply
    10,218.83x = 15,334.16 × 4,295.25
  4. Step 4: Simplify right side
    10,218.83x = 65,864,050.74
  5. Step 5: Solve for x
    x = 65,864,050.74/10,218.83
  6. Step 6: Final answer
    x = 6,445.36

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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.