Home / 5,801.45-8,702.82-1,851.30

Finding the Fourth Proportional to 5,801.45, 8,702.82 and 1,851.30

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Solution

The fourth proportional to 5,801.45, 8,702.82 and 1,851.30 is: 2,777.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801.45 : 8,702.82 = 1,851.30 : x
  2. Step 2: Convert to fraction form
    5,801.45/8,702.82 = 1,851.30/x
  3. Step 3: Cross multiply
    5,801.45x = 8,702.82 × 1,851.30
  4. Step 4: Simplify right side
    5,801.45x = 16,111,530.67
  5. Step 5: Solve for x
    x = 16,111,530.67/5,801.45
  6. Step 6: Final answer
    x = 2,777.16

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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.