Home / 5,985.87-8,265.34-3,862.45

Finding the Fourth Proportional to 5,985.87, 8,265.34 and 3,862.45

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Solution

The fourth proportional to 5,985.87, 8,265.34 and 3,862.45 is: 5,333.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.87 : 8,265.34 = 3,862.45 : x
  2. Step 2: Convert to fraction form
    5,985.87/8,265.34 = 3,862.45/x
  3. Step 3: Cross multiply
    5,985.87x = 8,265.34 × 3,862.45
  4. Step 4: Simplify right side
    5,985.87x = 31,924,462.48
  5. Step 5: Solve for x
    x = 31,924,462.48/5,985.87
  6. Step 6: Final answer
    x = 5,333.30

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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.