Home / 3,582.72-4,948.16-2,401.92

Finding the Fourth Proportional to 3,582.72, 4,948.16 and 2,401.92

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Solution

The fourth proportional to 3,582.72, 4,948.16 and 2,401.92 is: 3,317.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.72 : 4,948.16 = 2,401.92 : x
  2. Step 2: Convert to fraction form
    3,582.72/4,948.16 = 2,401.92/x
  3. Step 3: Cross multiply
    3,582.72x = 4,948.16 × 2,401.92
  4. Step 4: Simplify right side
    3,582.72x = 11,885,084.47
  5. Step 5: Solve for x
    x = 11,885,084.47/3,582.72
  6. Step 6: Final answer
    x = 3,317.34

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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.