Home / 4,926.90-6,799.12-3,158.51

Finding the Fourth Proportional to 4,926.90, 6,799.12 and 3,158.51

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Solution

The fourth proportional to 4,926.90, 6,799.12 and 3,158.51 is: 4,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.90 : 6,799.12 = 3,158.51 : x
  2. Step 2: Convert to fraction form
    4,926.90/6,799.12 = 3,158.51/x
  3. Step 3: Cross multiply
    4,926.90x = 6,799.12 × 3,158.51
  4. Step 4: Simplify right side
    4,926.90x = 21,475,054.52
  5. Step 5: Solve for x
    x = 21,475,054.52/4,926.90
  6. Step 6: Final answer
    x = 4,358.74

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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.