Home / 5,466.45-7,543.46-3,345.51

Finding the Fourth Proportional to 5,466.45, 7,543.46 and 3,345.51

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Solution

The fourth proportional to 5,466.45, 7,543.46 and 3,345.51 is: 4,616.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,466.45 : 7,543.46 = 3,345.51 : x
  2. Step 2: Convert to fraction form
    5,466.45/7,543.46 = 3,345.51/x
  3. Step 3: Cross multiply
    5,466.45x = 7,543.46 × 3,345.51
  4. Step 4: Simplify right side
    5,466.45x = 25,236,704.14
  5. Step 5: Solve for x
    x = 25,236,704.14/5,466.45
  6. Step 6: Final answer
    x = 4,616.65

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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.