Home / 5,415.01-7,476.15-4,422.65

Finding the Fourth Proportional to 5,415.01, 7,476.15 and 4,422.65

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Solution

The fourth proportional to 5,415.01, 7,476.15 and 4,422.65 is: 6,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,415.01 : 7,476.15 = 4,422.65 : x
  2. Step 2: Convert to fraction form
    5,415.01/7,476.15 = 4,422.65/x
  3. Step 3: Cross multiply
    5,415.01x = 7,476.15 × 4,422.65
  4. Step 4: Simplify right side
    5,415.01x = 33,064,394.80
  5. Step 5: Solve for x
    x = 33,064,394.80/5,415.01
  6. Step 6: Final answer
    x = 6,106.07

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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.