Home / 3,005.53-4,148.55-1,746.91

Finding the Fourth Proportional to 3,005.53, 4,148.55 and 1,746.91

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Solution

The fourth proportional to 3,005.53, 4,148.55 and 1,746.91 is: 2,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.53 : 4,148.55 = 1,746.91 : x
  2. Step 2: Convert to fraction form
    3,005.53/4,148.55 = 1,746.91/x
  3. Step 3: Cross multiply
    3,005.53x = 4,148.55 × 1,746.91
  4. Step 4: Simplify right side
    3,005.53x = 7,247,143.48
  5. Step 5: Solve for x
    x = 7,247,143.48/3,005.53
  6. Step 6: Final answer
    x = 2,411.27

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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.