Home / 8,587.43-11,851.10-4,810.37

Finding the Fourth Proportional to 8,587.43, 11,851.10 and 4,810.37

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Solution

The fourth proportional to 8,587.43, 11,851.10 and 4,810.37 is: 6,638.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587.43 : 11,851.10 = 4,810.37 : x
  2. Step 2: Convert to fraction form
    8,587.43/11,851.10 = 4,810.37/x
  3. Step 3: Cross multiply
    8,587.43x = 11,851.10 × 4,810.37
  4. Step 4: Simplify right side
    8,587.43x = 57,008,092.60
  5. Step 5: Solve for x
    x = 57,008,092.60/8,587.43
  6. Step 6: Final answer
    x = 6,638.55

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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.