Home / 3,937.47-5,904.69-1,304.18

Finding the Fourth Proportional to 3,937.47, 5,904.69 and 1,304.18

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Solution

The fourth proportional to 3,937.47, 5,904.69 and 1,304.18 is: 1,955.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.47 : 5,904.69 = 1,304.18 : x
  2. Step 2: Convert to fraction form
    3,937.47/5,904.69 = 1,304.18/x
  3. Step 3: Cross multiply
    3,937.47x = 5,904.69 × 1,304.18
  4. Step 4: Simplify right side
    3,937.47x = 7,700,749.08
  5. Step 5: Solve for x
    x = 7,700,749.08/3,937.47
  6. Step 6: Final answer
    x = 1,955.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.