Home / 6,372.24-9,559.47-1,988.58

Finding the Fourth Proportional to 6,372.24, 9,559.47 and 1,988.58

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Solution

The fourth proportional to 6,372.24, 9,559.47 and 1,988.58 is: 2,983.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,372.24 : 9,559.47 = 1,988.58 : x
  2. Step 2: Convert to fraction form
    6,372.24/9,559.47 = 1,988.58/x
  3. Step 3: Cross multiply
    6,372.24x = 9,559.47 × 1,988.58
  4. Step 4: Simplify right side
    6,372.24x = 19,009,770.85
  5. Step 5: Solve for x
    x = 19,009,770.85/6,372.24
  6. Step 6: Final answer
    x = 2,983.22

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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.