Home / 10,474.38-14,455.53-5,759.64

Finding the Fourth Proportional to 10,474.38, 14,455.53 and 5,759.64

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Solution

The fourth proportional to 10,474.38, 14,455.53 and 5,759.64 is: 7,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,474.38 : 14,455.53 = 5,759.64 : x
  2. Step 2: Convert to fraction form
    10,474.38/14,455.53 = 5,759.64/x
  3. Step 3: Cross multiply
    10,474.38x = 14,455.53 × 5,759.64
  4. Step 4: Simplify right side
    10,474.38x = 83,258,648.81
  5. Step 5: Solve for x
    x = 83,258,648.81/10,474.38
  6. Step 6: Final answer
    x = 7,948.79

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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.