Home / 7,856.24-10,841.14-4,319.36

Finding the Fourth Proportional to 7,856.24, 10,841.14 and 4,319.36

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Solution

The fourth proportional to 7,856.24, 10,841.14 and 4,319.36 is: 5,960.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856.24 : 10,841.14 = 4,319.36 : x
  2. Step 2: Convert to fraction form
    7,856.24/10,841.14 = 4,319.36/x
  3. Step 3: Cross multiply
    7,856.24x = 10,841.14 × 4,319.36
  4. Step 4: Simplify right side
    7,856.24x = 46,826,786.47
  5. Step 5: Solve for x
    x = 46,826,786.47/7,856.24
  6. Step 6: Final answer
    x = 5,960.46

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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.