Home / 8,048.28-12,045.40-7,741.56

Finding the Fourth Proportional to 8,048.28, 12,045.40 and 7,741.56

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Solution

The fourth proportional to 8,048.28, 12,045.40 and 7,741.56 is: 11,586.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048.28 : 12,045.40 = 7,741.56 : x
  2. Step 2: Convert to fraction form
    8,048.28/12,045.40 = 7,741.56/x
  3. Step 3: Cross multiply
    8,048.28x = 12,045.40 × 7,741.56
  4. Step 4: Simplify right side
    8,048.28x = 93,250,186.82
  5. Step 5: Solve for x
    x = 93,250,186.82/8,048.28
  6. Step 6: Final answer
    x = 11,586.35

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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.