Home / 7,513.70-11,270.28-2,319.58

Finding the Fourth Proportional to 7,513.70, 11,270.28 and 2,319.58

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Solution

The fourth proportional to 7,513.70, 11,270.28 and 2,319.58 is: 3,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.70 : 11,270.28 = 2,319.58 : x
  2. Step 2: Convert to fraction form
    7,513.70/11,270.28 = 2,319.58/x
  3. Step 3: Cross multiply
    7,513.70x = 11,270.28 × 2,319.58
  4. Step 4: Simplify right side
    7,513.70x = 26,142,259.73
  5. Step 5: Solve for x
    x = 26,142,259.73/7,513.70
  6. Step 6: Final answer
    x = 3,479.28

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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.