Home / 6,464.48-8,924.36-4,351.12

Finding the Fourth Proportional to 6,464.48, 8,924.36 and 4,351.12

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Solution

The fourth proportional to 6,464.48, 8,924.36 and 4,351.12 is: 6,006.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464.48 : 8,924.36 = 4,351.12 : x
  2. Step 2: Convert to fraction form
    6,464.48/8,924.36 = 4,351.12/x
  3. Step 3: Cross multiply
    6,464.48x = 8,924.36 × 4,351.12
  4. Step 4: Simplify right side
    6,464.48x = 38,830,894.91
  5. Step 5: Solve for x
    x = 38,830,894.91/6,464.48
  6. Step 6: Final answer
    x = 6,006.81

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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.