Home / 6,860.04-9,466.79-3,875.87

Finding the Fourth Proportional to 6,860.04, 9,466.79 and 3,875.87

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Solution

The fourth proportional to 6,860.04, 9,466.79 and 3,875.87 is: 5,348.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.04 : 9,466.79 = 3,875.87 : x
  2. Step 2: Convert to fraction form
    6,860.04/9,466.79 = 3,875.87/x
  3. Step 3: Cross multiply
    6,860.04x = 9,466.79 × 3,875.87
  4. Step 4: Simplify right side
    6,860.04x = 36,691,980.64
  5. Step 5: Solve for x
    x = 36,691,980.64/6,860.04
  6. Step 6: Final answer
    x = 5,348.65

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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.