Home / 10,056.02-15,084.70-2,660.38

Finding the Fourth Proportional to 10,056.02, 15,084.70 and 2,660.38

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Solution

The fourth proportional to 10,056.02, 15,084.70 and 2,660.38 is: 3,990.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.02 : 15,084.70 = 2,660.38 : x
  2. Step 2: Convert to fraction form
    10,056.02/15,084.70 = 2,660.38/x
  3. Step 3: Cross multiply
    10,056.02x = 15,084.70 × 2,660.38
  4. Step 4: Simplify right side
    10,056.02x = 40,130,989.82
  5. Step 5: Solve for x
    x = 40,130,989.82/10,056.02
  6. Step 6: Final answer
    x = 3,990.74

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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.