Home / 7,860.34-10,847.32-4,323.58

Finding the Fourth Proportional to 7,860.34, 10,847.32 and 4,323.58

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Solution

The fourth proportional to 7,860.34, 10,847.32 and 4,323.58 is: 5,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.34 : 10,847.32 = 4,323.58 : x
  2. Step 2: Convert to fraction form
    7,860.34/10,847.32 = 4,323.58/x
  3. Step 3: Cross multiply
    7,860.34x = 10,847.32 × 4,323.58
  4. Step 4: Simplify right side
    7,860.34x = 46,899,217.88
  5. Step 5: Solve for x
    x = 46,899,217.88/7,860.34
  6. Step 6: Final answer
    x = 5,966.56

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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.