Home / 5,918.24-8,167.56-3,401.16

Finding the Fourth Proportional to 5,918.24, 8,167.56 and 3,401.16

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Solution

The fourth proportional to 5,918.24, 8,167.56 and 3,401.16 is: 4,693.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.24 : 8,167.56 = 3,401.16 : x
  2. Step 2: Convert to fraction form
    5,918.24/8,167.56 = 3,401.16/x
  3. Step 3: Cross multiply
    5,918.24x = 8,167.56 × 3,401.16
  4. Step 4: Simplify right side
    5,918.24x = 27,779,178.37
  5. Step 5: Solve for x
    x = 27,779,178.37/5,918.24
  6. Step 6: Final answer
    x = 4,693.82

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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.