Home / 6,860.79-10,291.86-3,164.07

Finding the Fourth Proportional to 6,860.79, 10,291.86 and 3,164.07

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Solution

The fourth proportional to 6,860.79, 10,291.86 and 3,164.07 is: 4,746.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.79 : 10,291.86 = 3,164.07 : x
  2. Step 2: Convert to fraction form
    6,860.79/10,291.86 = 3,164.07/x
  3. Step 3: Cross multiply
    6,860.79x = 10,291.86 × 3,164.07
  4. Step 4: Simplify right side
    6,860.79x = 32,564,204.06
  5. Step 5: Solve for x
    x = 32,564,204.06/6,860.79
  6. Step 6: Final answer
    x = 4,746.42

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1.5x scale

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.