Home / 5,398.77-8,085.09-4,467.48

Finding the Fourth Proportional to 5,398.77, 8,085.09 and 4,467.48

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Solution

The fourth proportional to 5,398.77, 8,085.09 and 4,467.48 is: 6,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398.77 : 8,085.09 = 4,467.48 : x
  2. Step 2: Convert to fraction form
    5,398.77/8,085.09 = 4,467.48/x
  3. Step 3: Cross multiply
    5,398.77x = 8,085.09 × 4,467.48
  4. Step 4: Simplify right side
    5,398.77x = 36,119,964.31
  5. Step 5: Solve for x
    x = 36,119,964.31/5,398.77
  6. Step 6: Final answer
    x = 6,690.40

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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.