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Finding the Fourth Proportional to 8,953.03, 13,432.51 and 4,792.11

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Solution

The fourth proportional to 8,953.03, 13,432.51 and 4,792.11 is: 7,189.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.03 : 13,432.51 = 4,792.11 : x
  2. Step 2: Convert to fraction form
    8,953.03/13,432.51 = 4,792.11/x
  3. Step 3: Cross multiply
    8,953.03x = 13,432.51 × 4,792.11
  4. Step 4: Simplify right side
    8,953.03x = 64,370,083.19
  5. Step 5: Solve for x
    x = 64,370,083.19/8,953.03
  6. Step 6: Final answer
    x = 7,189.75

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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.