Home / 3,349.51-5,025.15-1,158.40

Finding the Fourth Proportional to 3,349.51, 5,025.15 and 1,158.40

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Solution

The fourth proportional to 3,349.51, 5,025.15 and 1,158.40 is: 1,737.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.51 : 5,025.15 = 1,158.40 : x
  2. Step 2: Convert to fraction form
    3,349.51/5,025.15 = 1,158.40/x
  3. Step 3: Cross multiply
    3,349.51x = 5,025.15 × 1,158.40
  4. Step 4: Simplify right side
    3,349.51x = 5,821,133.76
  5. Step 5: Solve for x
    x = 5,821,133.76/3,349.51
  6. Step 6: Final answer
    x = 1,737.91

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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.