Home / 9,040.31-12,475.68-5,265.67

Finding the Fourth Proportional to 9,040.31, 12,475.68 and 5,265.67

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Solution

The fourth proportional to 9,040.31, 12,475.68 and 5,265.67 is: 7,266.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.31 : 12,475.68 = 5,265.67 : x
  2. Step 2: Convert to fraction form
    9,040.31/12,475.68 = 5,265.67/x
  3. Step 3: Cross multiply
    9,040.31x = 12,475.68 × 5,265.67
  4. Step 4: Simplify right side
    9,040.31x = 65,692,813.91
  5. Step 5: Solve for x
    x = 65,692,813.91/9,040.31
  6. Step 6: Final answer
    x = 7,266.66

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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.