Home / 5,359.28-7,395.88-3,001.40

Finding the Fourth Proportional to 5,359.28, 7,395.88 and 3,001.40

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Solution

The fourth proportional to 5,359.28, 7,395.88 and 3,001.40 is: 4,141.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.28 : 7,395.88 = 3,001.40 : x
  2. Step 2: Convert to fraction form
    5,359.28/7,395.88 = 3,001.40/x
  3. Step 3: Cross multiply
    5,359.28x = 7,395.88 × 3,001.40
  4. Step 4: Simplify right side
    5,359.28x = 22,197,994.23
  5. Step 5: Solve for x
    x = 22,197,994.23/5,359.28
  6. Step 6: Final answer
    x = 4,141.97

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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.