Home / 7,239.48-10,860.06-2,558.52

Finding the Fourth Proportional to 7,239.48, 10,860.06 and 2,558.52

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Solution

The fourth proportional to 7,239.48, 10,860.06 and 2,558.52 is: 3,838.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.48 : 10,860.06 = 2,558.52 : x
  2. Step 2: Convert to fraction form
    7,239.48/10,860.06 = 2,558.52/x
  3. Step 3: Cross multiply
    7,239.48x = 10,860.06 × 2,558.52
  4. Step 4: Simplify right side
    7,239.48x = 27,785,680.71
  5. Step 5: Solve for x
    x = 27,785,680.71/7,239.48
  6. Step 6: Final answer
    x = 3,838.08

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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.