Home / 9,107.18-13,661.04-3,560.30

Finding the Fourth Proportional to 9,107.18, 13,661.04 and 3,560.30

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Solution

The fourth proportional to 9,107.18, 13,661.04 and 3,560.30 is: 5,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.18 : 13,661.04 = 3,560.30 : x
  2. Step 2: Convert to fraction form
    9,107.18/13,661.04 = 3,560.30/x
  3. Step 3: Cross multiply
    9,107.18x = 13,661.04 × 3,560.30
  4. Step 4: Simplify right side
    9,107.18x = 48,637,400.71
  5. Step 5: Solve for x
    x = 48,637,400.71/9,107.18
  6. Step 6: Final answer
    x = 5,340.56

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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.