Home / 9,107.68-12,566.28-5,569.60

Finding the Fourth Proportional to 9,107.68, 12,566.28 and 5,569.60

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Solution

The fourth proportional to 9,107.68, 12,566.28 and 5,569.60 is: 7,684.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.68 : 12,566.28 = 5,569.60 : x
  2. Step 2: Convert to fraction form
    9,107.68/12,566.28 = 5,569.60/x
  3. Step 3: Cross multiply
    9,107.68x = 12,566.28 × 5,569.60
  4. Step 4: Simplify right side
    9,107.68x = 69,989,153.09
  5. Step 5: Solve for x
    x = 69,989,153.09/9,107.68
  6. Step 6: Final answer
    x = 7,684.63

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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.