Home / 4,445.75-6,666.30-2,222.16

Finding the Fourth Proportional to 4,445.75, 6,666.30 and 2,222.16

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Solution

The fourth proportional to 4,445.75, 6,666.30 and 2,222.16 is: 3,332.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.75 : 6,666.30 = 2,222.16 : x
  2. Step 2: Convert to fraction form
    4,445.75/6,666.30 = 2,222.16/x
  3. Step 3: Cross multiply
    4,445.75x = 6,666.30 × 2,222.16
  4. Step 4: Simplify right side
    4,445.75x = 14,813,585.21
  5. Step 5: Solve for x
    x = 14,813,585.21/4,445.75
  6. Step 6: Final answer
    x = 3,332.08

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Half scale
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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.