Home / 3,565.72-4,920.75-2,307.29

Finding the Fourth Proportional to 3,565.72, 4,920.75 and 2,307.29

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Solution

The fourth proportional to 3,565.72, 4,920.75 and 2,307.29 is: 3,184.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.72 : 4,920.75 = 2,307.29 : x
  2. Step 2: Convert to fraction form
    3,565.72/4,920.75 = 2,307.29/x
  3. Step 3: Cross multiply
    3,565.72x = 4,920.75 × 2,307.29
  4. Step 4: Simplify right side
    3,565.72x = 11,353,572.66
  5. Step 5: Solve for x
    x = 11,353,572.66/3,565.72
  6. Step 6: Final answer
    x = 3,184.09

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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.