Home / 10,283.16-15,428.85-6,125.16

Finding the Fourth Proportional to 10,283.16, 15,428.85 and 6,125.16

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Solution

The fourth proportional to 10,283.16, 15,428.85 and 6,125.16 is: 9,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.16 : 15,428.85 = 6,125.16 : x
  2. Step 2: Convert to fraction form
    10,283.16/15,428.85 = 6,125.16/x
  3. Step 3: Cross multiply
    10,283.16x = 15,428.85 × 6,125.16
  4. Step 4: Simplify right side
    10,283.16x = 94,504,174.87
  5. Step 5: Solve for x
    x = 94,504,174.87/10,283.16
  6. Step 6: Final answer
    x = 9,190.19

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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.