Home / 5,590.68-8,334.61-5,328.28

Finding the Fourth Proportional to 5,590.68, 8,334.61 and 5,328.28

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Solution

The fourth proportional to 5,590.68, 8,334.61 and 5,328.28 is: 7,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.68 : 8,334.61 = 5,328.28 : x
  2. Step 2: Convert to fraction form
    5,590.68/8,334.61 = 5,328.28/x
  3. Step 3: Cross multiply
    5,590.68x = 8,334.61 × 5,328.28
  4. Step 4: Simplify right side
    5,590.68x = 44,409,135.77
  5. Step 5: Solve for x
    x = 44,409,135.77/5,590.68
  6. Step 6: Final answer
    x = 7,943.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.