Home / 7,255.73-10,014.02-4,070.31

Finding the Fourth Proportional to 7,255.73, 10,014.02 and 4,070.31

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Solution

The fourth proportional to 7,255.73, 10,014.02 and 4,070.31 is: 5,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.73 : 10,014.02 = 4,070.31 : x
  2. Step 2: Convert to fraction form
    7,255.73/10,014.02 = 4,070.31/x
  3. Step 3: Cross multiply
    7,255.73x = 10,014.02 × 4,070.31
  4. Step 4: Simplify right side
    7,255.73x = 40,760,145.39
  5. Step 5: Solve for x
    x = 40,760,145.39/7,255.73
  6. Step 6: Final answer
    x = 5,617.65

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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.