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Finding the Fourth Proportional to 9,595.79, 14,402.56 and 4,919.12

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Solution

The fourth proportional to 9,595.79, 14,402.56 and 4,919.12 is: 7,383.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,595.79 : 14,402.56 = 4,919.12 : x
  2. Step 2: Convert to fraction form
    9,595.79/14,402.56 = 4,919.12/x
  3. Step 3: Cross multiply
    9,595.79x = 14,402.56 × 4,919.12
  4. Step 4: Simplify right side
    9,595.79x = 70,847,920.95
  5. Step 5: Solve for x
    x = 70,847,920.95/9,595.79
  6. Step 6: Final answer
    x = 7,383.23

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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.