Home / 3,875.05-5,348.94-2,303.13

Finding the Fourth Proportional to 3,875.05, 5,348.94 and 2,303.13

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Solution

The fourth proportional to 3,875.05, 5,348.94 and 2,303.13 is: 3,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.05 : 5,348.94 = 2,303.13 : x
  2. Step 2: Convert to fraction form
    3,875.05/5,348.94 = 2,303.13/x
  3. Step 3: Cross multiply
    3,875.05x = 5,348.94 × 2,303.13
  4. Step 4: Simplify right side
    3,875.05x = 12,319,304.18
  5. Step 5: Solve for x
    x = 12,319,304.18/3,875.05
  6. Step 6: Final answer
    x = 3,179.13

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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.