Home / 6,860.13-9,458.37-5,599.91

Finding the Fourth Proportional to 6,860.13, 9,458.37 and 5,599.91

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Solution

The fourth proportional to 6,860.13, 9,458.37 and 5,599.91 is: 7,720.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.13 : 9,458.37 = 5,599.91 : x
  2. Step 2: Convert to fraction form
    6,860.13/9,458.37 = 5,599.91/x
  3. Step 3: Cross multiply
    6,860.13x = 9,458.37 × 5,599.91
  4. Step 4: Simplify right side
    6,860.13x = 52,965,973.45
  5. Step 5: Solve for x
    x = 52,965,973.45/6,860.13
  6. Step 6: Final answer
    x = 7,720.84

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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.