Home / 10,644.94-15,965.52-2,854.54

Finding the Fourth Proportional to 10,644.94, 15,965.52 and 2,854.54

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Solution

The fourth proportional to 10,644.94, 15,965.52 and 2,854.54 is: 4,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.94 : 15,965.52 = 2,854.54 : x
  2. Step 2: Convert to fraction form
    10,644.94/15,965.52 = 2,854.54/x
  3. Step 3: Cross multiply
    10,644.94x = 15,965.52 × 2,854.54
  4. Step 4: Simplify right side
    10,644.94x = 45,574,215.46
  5. Step 5: Solve for x
    x = 45,574,215.46/10,644.94
  6. Step 6: Final answer
    x = 4,281.30

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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.