Home / 7,015.28-10,527.24-3,897.68

Finding the Fourth Proportional to 7,015.28, 10,527.24 and 3,897.68

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Solution

The fourth proportional to 7,015.28, 10,527.24 and 3,897.68 is: 5,848.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.28 : 10,527.24 = 3,897.68 : x
  2. Step 2: Convert to fraction form
    7,015.28/10,527.24 = 3,897.68/x
  3. Step 3: Cross multiply
    7,015.28x = 10,527.24 × 3,897.68
  4. Step 4: Simplify right side
    7,015.28x = 41,031,812.80
  5. Step 5: Solve for x
    x = 41,031,812.80/7,015.28
  6. Step 6: Final answer
    x = 5,848.92

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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.