Home / 6,860.48-10,282.95-3,155.06

Finding the Fourth Proportional to 6,860.48, 10,282.95 and 3,155.06

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Solution

The fourth proportional to 6,860.48, 10,282.95 and 3,155.06 is: 4,729.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.48 : 10,282.95 = 3,155.06 : x
  2. Step 2: Convert to fraction form
    6,860.48/10,282.95 = 3,155.06/x
  3. Step 3: Cross multiply
    6,860.48x = 10,282.95 × 3,155.06
  4. Step 4: Simplify right side
    6,860.48x = 32,443,324.23
  5. Step 5: Solve for x
    x = 32,443,324.23/6,860.48
  6. Step 6: Final answer
    x = 4,729.02

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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.