Home / 5,810.80-8,701.44-3,210.88

Finding the Fourth Proportional to 5,810.80, 8,701.44 and 3,210.88

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Solution

The fourth proportional to 5,810.80, 8,701.44 and 3,210.88 is: 4,808.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.80 : 8,701.44 = 3,210.88 : x
  2. Step 2: Convert to fraction form
    5,810.80/8,701.44 = 3,210.88/x
  3. Step 3: Cross multiply
    5,810.80x = 8,701.44 × 3,210.88
  4. Step 4: Simplify right side
    5,810.80x = 27,939,279.67
  5. Step 5: Solve for x
    x = 27,939,279.67/5,810.80
  6. Step 6: Final answer
    x = 4,808.16

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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.