Home / 8,637.22-11,913.24-5,985.48

Finding the Fourth Proportional to 8,637.22, 11,913.24 and 5,985.48

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Solution

The fourth proportional to 8,637.22, 11,913.24 and 5,985.48 is: 8,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637.22 : 11,913.24 = 5,985.48 : x
  2. Step 2: Convert to fraction form
    8,637.22/11,913.24 = 5,985.48/x
  3. Step 3: Cross multiply
    8,637.22x = 11,913.24 × 5,985.48
  4. Step 4: Simplify right side
    8,637.22x = 71,306,459.76
  5. Step 5: Solve for x
    x = 71,306,459.76/8,637.22
  6. Step 6: Final answer
    x = 8,255.72

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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.