Home / 5,590.84-7,718.74-3,704.03

Finding the Fourth Proportional to 5,590.84, 7,718.74 and 3,704.03

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Solution

The fourth proportional to 5,590.84, 7,718.74 and 3,704.03 is: 5,113.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.84 : 7,718.74 = 3,704.03 : x
  2. Step 2: Convert to fraction form
    5,590.84/7,718.74 = 3,704.03/x
  3. Step 3: Cross multiply
    5,590.84x = 7,718.74 × 3,704.03
  4. Step 4: Simplify right side
    5,590.84x = 28,590,444.52
  5. Step 5: Solve for x
    x = 28,590,444.52/5,590.84
  6. Step 6: Final answer
    x = 5,113.80

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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.