Home / 4,013.46-5,538.45-2,221.01

Finding the Fourth Proportional to 4,013.46, 5,538.45 and 2,221.01

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Solution

The fourth proportional to 4,013.46, 5,538.45 and 2,221.01 is: 3,064.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.46 : 5,538.45 = 2,221.01 : x
  2. Step 2: Convert to fraction form
    4,013.46/5,538.45 = 2,221.01/x
  3. Step 3: Cross multiply
    4,013.46x = 5,538.45 × 2,221.01
  4. Step 4: Simplify right side
    4,013.46x = 12,300,925.14
  5. Step 5: Solve for x
    x = 12,300,925.14/4,013.46
  6. Step 6: Final answer
    x = 3,064.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.