Home / 10,286.02-14,194.77-5,570.30

Finding the Fourth Proportional to 10,286.02, 14,194.77 and 5,570.30

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Solution

The fourth proportional to 10,286.02, 14,194.77 and 5,570.30 is: 7,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286.02 : 14,194.77 = 5,570.30 : x
  2. Step 2: Convert to fraction form
    10,286.02/14,194.77 = 5,570.30/x
  3. Step 3: Cross multiply
    10,286.02x = 14,194.77 × 5,570.30
  4. Step 4: Simplify right side
    10,286.02x = 79,069,141.93
  5. Step 5: Solve for x
    x = 79,069,141.93/10,286.02
  6. Step 6: Final answer
    x = 7,687.05

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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.