Home / 10,319.22-15,468.30-4,776.66

Finding the Fourth Proportional to 10,319.22, 15,468.30 and 4,776.66

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Solution

The fourth proportional to 10,319.22, 15,468.30 and 4,776.66 is: 7,160.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319.22 : 15,468.30 = 4,776.66 : x
  2. Step 2: Convert to fraction form
    10,319.22/15,468.30 = 4,776.66/x
  3. Step 3: Cross multiply
    10,319.22x = 15,468.30 × 4,776.66
  4. Step 4: Simplify right side
    10,319.22x = 73,886,809.88
  5. Step 5: Solve for x
    x = 73,886,809.88/10,319.22
  6. Step 6: Final answer
    x = 7,160.12

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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.