Home / 5,508.70-8,261.30-1,810.07

Finding the Fourth Proportional to 5,508.70, 8,261.30 and 1,810.07

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Solution

The fourth proportional to 5,508.70, 8,261.30 and 1,810.07 is: 2,714.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,508.70 : 8,261.30 = 1,810.07 : x
  2. Step 2: Convert to fraction form
    5,508.70/8,261.30 = 1,810.07/x
  3. Step 3: Cross multiply
    5,508.70x = 8,261.30 × 1,810.07
  4. Step 4: Simplify right side
    5,508.70x = 14,953,531.29
  5. Step 5: Solve for x
    x = 14,953,531.29/5,508.70
  6. Step 6: Final answer
    x = 2,714.53

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1.5x scale

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.