Home / 10,185.02-14,056.02-5,709.08

Finding the Fourth Proportional to 10,185.02, 14,056.02 and 5,709.08

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Solution

The fourth proportional to 10,185.02, 14,056.02 and 5,709.08 is: 7,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185.02 : 14,056.02 = 5,709.08 : x
  2. Step 2: Convert to fraction form
    10,185.02/14,056.02 = 5,709.08/x
  3. Step 3: Cross multiply
    10,185.02x = 14,056.02 × 5,709.08
  4. Step 4: Simplify right side
    10,185.02x = 80,246,942.66
  5. Step 5: Solve for x
    x = 80,246,942.66/10,185.02
  6. Step 6: Final answer
    x = 7,878.92

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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.