Home / 7,565.18-11,334.87-4,928.72

Finding the Fourth Proportional to 7,565.18, 11,334.87 and 4,928.72

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Solution

The fourth proportional to 7,565.18, 11,334.87 and 4,928.72 is: 7,384.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.18 : 11,334.87 = 4,928.72 : x
  2. Step 2: Convert to fraction form
    7,565.18/11,334.87 = 4,928.72/x
  3. Step 3: Cross multiply
    7,565.18x = 11,334.87 × 4,928.72
  4. Step 4: Simplify right side
    7,565.18x = 55,866,343.79
  5. Step 5: Solve for x
    x = 55,866,343.79/7,565.18
  6. Step 6: Final answer
    x = 7,384.67

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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.