Home / 5,988.60-8,268.35-5,357.21

Finding the Fourth Proportional to 5,988.60, 8,268.35 and 5,357.21

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Solution

The fourth proportional to 5,988.60, 8,268.35 and 5,357.21 is: 7,396.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988.60 : 8,268.35 = 5,357.21 : x
  2. Step 2: Convert to fraction form
    5,988.60/8,268.35 = 5,357.21/x
  3. Step 3: Cross multiply
    5,988.60x = 8,268.35 × 5,357.21
  4. Step 4: Simplify right side
    5,988.60x = 44,295,219.18
  5. Step 5: Solve for x
    x = 44,295,219.18/5,988.60
  6. Step 6: Final answer
    x = 7,396.59

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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.