Home / 3,746.16-5,617.58-1,148.49

Finding the Fourth Proportional to 3,746.16, 5,617.58 and 1,148.49

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Solution

The fourth proportional to 3,746.16, 5,617.58 and 1,148.49 is: 1,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.16 : 5,617.58 = 1,148.49 : x
  2. Step 2: Convert to fraction form
    3,746.16/5,617.58 = 1,148.49/x
  3. Step 3: Cross multiply
    3,746.16x = 5,617.58 × 1,148.49
  4. Step 4: Simplify right side
    3,746.16x = 6,451,728.71
  5. Step 5: Solve for x
    x = 6,451,728.71/3,746.16
  6. Step 6: Final answer
    x = 1,722.22

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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.