Home / 9,239.39-12,750.33-5,047.64

Finding the Fourth Proportional to 9,239.39, 12,750.33 and 5,047.64

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Solution

The fourth proportional to 9,239.39, 12,750.33 and 5,047.64 is: 6,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.39 : 12,750.33 = 5,047.64 : x
  2. Step 2: Convert to fraction form
    9,239.39/12,750.33 = 5,047.64/x
  3. Step 3: Cross multiply
    9,239.39x = 12,750.33 × 5,047.64
  4. Step 4: Simplify right side
    9,239.39x = 64,359,075.72
  5. Step 5: Solve for x
    x = 64,359,075.72/9,239.39
  6. Step 6: Final answer
    x = 6,965.73

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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.