Home / 4,681.28-7,023.10-1,394.36

Finding the Fourth Proportional to 4,681.28, 7,023.10 and 1,394.36

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Solution

The fourth proportional to 4,681.28, 7,023.10 and 1,394.36 is: 2,091.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.28 : 7,023.10 = 1,394.36 : x
  2. Step 2: Convert to fraction form
    4,681.28/7,023.10 = 1,394.36/x
  3. Step 3: Cross multiply
    4,681.28x = 7,023.10 × 1,394.36
  4. Step 4: Simplify right side
    4,681.28x = 9,792,729.72
  5. Step 5: Solve for x
    x = 9,792,729.72/4,681.28
  6. Step 6: Final answer
    x = 2,091.89

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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.