Home / 4,774.40-7,165.44-4,398.08

Finding the Fourth Proportional to 4,774.40, 7,165.44 and 4,398.08

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Solution

The fourth proportional to 4,774.40, 7,165.44 and 4,398.08 is: 6,600.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.40 : 7,165.44 = 4,398.08 : x
  2. Step 2: Convert to fraction form
    4,774.40/7,165.44 = 4,398.08/x
  3. Step 3: Cross multiply
    4,774.40x = 7,165.44 × 4,398.08
  4. Step 4: Simplify right side
    4,774.40x = 31,514,178.36
  5. Step 5: Solve for x
    x = 31,514,178.36/4,774.40
  6. Step 6: Final answer
    x = 6,600.66

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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.