Home / 7,027.47-10,540.95-1,762.52

Finding the Fourth Proportional to 7,027.47, 10,540.95 and 1,762.52

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Solution

The fourth proportional to 7,027.47, 10,540.95 and 1,762.52 is: 2,643.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.47 : 10,540.95 = 1,762.52 : x
  2. Step 2: Convert to fraction form
    7,027.47/10,540.95 = 1,762.52/x
  3. Step 3: Cross multiply
    7,027.47x = 10,540.95 × 1,762.52
  4. Step 4: Simplify right side
    7,027.47x = 18,578,635.19
  5. Step 5: Solve for x
    x = 18,578,635.19/7,027.47
  6. Step 6: Final answer
    x = 2,643.72

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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.