Home / 10,125.02-15,185.70-2,727.77

Finding the Fourth Proportional to 10,125.02, 15,185.70 and 2,727.77

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Solution

The fourth proportional to 10,125.02, 15,185.70 and 2,727.77 is: 4,091.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.02 : 15,185.70 = 2,727.77 : x
  2. Step 2: Convert to fraction form
    10,125.02/15,185.70 = 2,727.77/x
  3. Step 3: Cross multiply
    10,125.02x = 15,185.70 × 2,727.77
  4. Step 4: Simplify right side
    10,125.02x = 41,423,096.89
  5. Step 5: Solve for x
    x = 41,423,096.89/10,125.02
  6. Step 6: Final answer
    x = 4,091.16

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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.