Home / 10,258.55-14,162.90-6,727.91

Finding the Fourth Proportional to 10,258.55, 14,162.90 and 6,727.91

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Solution

The fourth proportional to 10,258.55, 14,162.90 and 6,727.91 is: 9,288.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.55 : 14,162.90 = 6,727.91 : x
  2. Step 2: Convert to fraction form
    10,258.55/14,162.90 = 6,727.91/x
  3. Step 3: Cross multiply
    10,258.55x = 14,162.90 × 6,727.91
  4. Step 4: Simplify right side
    10,258.55x = 95,286,729.60
  5. Step 5: Solve for x
    x = 95,286,729.60/10,258.55
  6. Step 6: Final answer
    x = 9,288.52

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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.