Home / 9,023.16-13,531.86-2,865.72

Finding the Fourth Proportional to 9,023.16, 13,531.86 and 2,865.72

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Solution

The fourth proportional to 9,023.16, 13,531.86 and 2,865.72 is: 4,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,023.16 : 13,531.86 = 2,865.72 : x
  2. Step 2: Convert to fraction form
    9,023.16/13,531.86 = 2,865.72/x
  3. Step 3: Cross multiply
    9,023.16x = 13,531.86 × 2,865.72
  4. Step 4: Simplify right side
    9,023.16x = 38,778,521.84
  5. Step 5: Solve for x
    x = 38,778,521.84/9,023.16
  6. Step 6: Final answer
    x = 4,297.67

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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.