Home / 7,427.38-10,250.67-4,283.50

Finding the Fourth Proportional to 7,427.38, 10,250.67 and 4,283.50

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Solution

The fourth proportional to 7,427.38, 10,250.67 and 4,283.50 is: 5,911.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.38 : 10,250.67 = 4,283.50 : x
  2. Step 2: Convert to fraction form
    7,427.38/10,250.67 = 4,283.50/x
  3. Step 3: Cross multiply
    7,427.38x = 10,250.67 × 4,283.50
  4. Step 4: Simplify right side
    7,427.38x = 43,908,744.95
  5. Step 5: Solve for x
    x = 43,908,744.95/7,427.38
  6. Step 6: Final answer
    x = 5,911.74

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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.