Home / 4,569.78-6,854.59-1,107.02

Finding the Fourth Proportional to 4,569.78, 6,854.59 and 1,107.02

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Solution

The fourth proportional to 4,569.78, 6,854.59 and 1,107.02 is: 1,660.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,569.78 : 6,854.59 = 1,107.02 : x
  2. Step 2: Convert to fraction form
    4,569.78/6,854.59 = 1,107.02/x
  3. Step 3: Cross multiply
    4,569.78x = 6,854.59 × 1,107.02
  4. Step 4: Simplify right side
    4,569.78x = 7,588,168.22
  5. Step 5: Solve for x
    x = 7,588,168.22/4,569.78
  6. Step 6: Final answer
    x = 1,660.51

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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.