Home / 3,695.57-5,547.68-2,312.09

Finding the Fourth Proportional to 3,695.57, 5,547.68 and 2,312.09

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Solution

The fourth proportional to 3,695.57, 5,547.68 and 2,312.09 is: 3,470.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.57 : 5,547.68 = 2,312.09 : x
  2. Step 2: Convert to fraction form
    3,695.57/5,547.68 = 2,312.09/x
  3. Step 3: Cross multiply
    3,695.57x = 5,547.68 × 2,312.09
  4. Step 4: Simplify right side
    3,695.57x = 12,826,735.45
  5. Step 5: Solve for x
    x = 12,826,735.45/3,695.57
  6. Step 6: Final answer
    x = 3,470.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.