Home / 5,590.50-7,712.93-3,353.10

Finding the Fourth Proportional to 5,590.50, 7,712.93 and 3,353.10

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Solution

The fourth proportional to 5,590.50, 7,712.93 and 3,353.10 is: 4,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.50 : 7,712.93 = 3,353.10 : x
  2. Step 2: Convert to fraction form
    5,590.50/7,712.93 = 3,353.10/x
  3. Step 3: Cross multiply
    5,590.50x = 7,712.93 × 3,353.10
  4. Step 4: Simplify right side
    5,590.50x = 25,862,208.82
  5. Step 5: Solve for x
    x = 25,862,208.82/5,590.50
  6. Step 6: Final answer
    x = 4,626.10

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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.