Home / 5,357.79-8,032.32-2,240.10

Finding the Fourth Proportional to 5,357.79, 8,032.32 and 2,240.10

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Solution

The fourth proportional to 5,357.79, 8,032.32 and 2,240.10 is: 3,358.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.79 : 8,032.32 = 2,240.10 : x
  2. Step 2: Convert to fraction form
    5,357.79/8,032.32 = 2,240.10/x
  3. Step 3: Cross multiply
    5,357.79x = 8,032.32 × 2,240.10
  4. Step 4: Simplify right side
    5,357.79x = 17,993,200.03
  5. Step 5: Solve for x
    x = 17,993,200.03/5,357.79
  6. Step 6: Final answer
    x = 3,358.32

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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.