Home / 7,252.80-10,009.07-4,108.98

Finding the Fourth Proportional to 7,252.80, 10,009.07 and 4,108.98

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Solution

The fourth proportional to 7,252.80, 10,009.07 and 4,108.98 is: 5,670.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.80 : 10,009.07 = 4,108.98 : x
  2. Step 2: Convert to fraction form
    7,252.80/10,009.07 = 4,108.98/x
  3. Step 3: Cross multiply
    7,252.80x = 10,009.07 × 4,108.98
  4. Step 4: Simplify right side
    7,252.80x = 41,127,047.90
  5. Step 5: Solve for x
    x = 41,127,047.90/7,252.80
  6. Step 6: Final answer
    x = 5,670.51

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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.