Home / 5,590.24-7,717.84-3,497.20

Finding the Fourth Proportional to 5,590.24, 7,717.84 and 3,497.20

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Solution

The fourth proportional to 5,590.24, 7,717.84 and 3,497.20 is: 4,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.24 : 7,717.84 = 3,497.20 : x
  2. Step 2: Convert to fraction form
    5,590.24/7,717.84 = 3,497.20/x
  3. Step 3: Cross multiply
    5,590.24x = 7,717.84 × 3,497.20
  4. Step 4: Simplify right side
    5,590.24x = 26,990,830.05
  5. Step 5: Solve for x
    x = 26,990,830.05/5,590.24
  6. Step 6: Final answer
    x = 4,828.21

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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.