Home / 4,569.75-6,854.63-1,107

Finding the Fourth Proportional to 4,569.75, 6,854.63 and 1,107

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Solution

The fourth proportional to 4,569.75, 6,854.63 and 1,107 is: 1,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,569.75 : 6,854.63 = 1,107 : x
  2. Step 2: Convert to fraction form
    4,569.75/6,854.63 = 1,107/x
  3. Step 3: Cross multiply
    4,569.75x = 6,854.63 × 1,107
  4. Step 4: Simplify right side
    4,569.75x = 7,588,069.88
  5. Step 5: Solve for x
    x = 7,588,069.88/4,569.75
  6. Step 6: Final answer
    x = 1,660.50

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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.