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Finding the Fourth Proportional to 10,895.14, 15,041.19 and 7,364.62

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Solution

The fourth proportional to 10,895.14, 15,041.19 and 7,364.62 is: 10,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.14 : 15,041.19 = 7,364.62 : x
  2. Step 2: Convert to fraction form
    10,895.14/15,041.19 = 7,364.62/x
  3. Step 3: Cross multiply
    10,895.14x = 15,041.19 × 7,364.62
  4. Step 4: Simplify right side
    10,895.14x = 110,772,648.70
  5. Step 5: Solve for x
    x = 110,772,648.70/10,895.14
  6. Step 6: Final answer
    x = 10,167.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.