Home / 4,319.28-6,446.58-3,973.01

Finding the Fourth Proportional to 4,319.28, 6,446.58 and 3,973.01

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Solution

The fourth proportional to 4,319.28, 6,446.58 and 3,973.01 is: 5,929.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.28 : 6,446.58 = 3,973.01 : x
  2. Step 2: Convert to fraction form
    4,319.28/6,446.58 = 3,973.01/x
  3. Step 3: Cross multiply
    4,319.28x = 6,446.58 × 3,973.01
  4. Step 4: Simplify right side
    4,319.28x = 25,612,294.57
  5. Step 5: Solve for x
    x = 25,612,294.57/4,319.28
  6. Step 6: Final answer
    x = 5,929.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.