Home / 10,894.68-15,032.66-7,314.84

Finding the Fourth Proportional to 10,894.68, 15,032.66 and 7,314.84

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Solution

The fourth proportional to 10,894.68, 15,032.66 and 7,314.84 is: 10,093.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.68 : 15,032.66 = 7,314.84 : x
  2. Step 2: Convert to fraction form
    10,894.68/15,032.66 = 7,314.84/x
  3. Step 3: Cross multiply
    10,894.68x = 15,032.66 × 7,314.84
  4. Step 4: Simplify right side
    10,894.68x = 109,961,483.38
  5. Step 5: Solve for x
    x = 109,961,483.38/10,894.68
  6. Step 6: Final answer
    x = 10,093.13

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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.