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Finding the Fourth Proportional to 7,335.45, 10,984.95 and 5,877.45

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Solution

The fourth proportional to 7,335.45, 10,984.95 and 5,877.45 is: 8,801.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.45 : 10,984.95 = 5,877.45 : x
  2. Step 2: Convert to fraction form
    7,335.45/10,984.95 = 5,877.45/x
  3. Step 3: Cross multiply
    7,335.45x = 10,984.95 × 5,877.45
  4. Step 4: Simplify right side
    7,335.45x = 64,563,494.38
  5. Step 5: Solve for x
    x = 64,563,494.38/7,335.45
  6. Step 6: Final answer
    x = 8,801.57

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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.