Home / 6,860.20-10,288.16-2,477.08

Finding the Fourth Proportional to 6,860.20, 10,288.16 and 2,477.08

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Solution

The fourth proportional to 6,860.20, 10,288.16 and 2,477.08 is: 3,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.20 : 10,288.16 = 2,477.08 : x
  2. Step 2: Convert to fraction form
    6,860.20/10,288.16 = 2,477.08/x
  3. Step 3: Cross multiply
    6,860.20x = 10,288.16 × 2,477.08
  4. Step 4: Simplify right side
    6,860.20x = 25,484,595.37
  5. Step 5: Solve for x
    x = 25,484,595.37/6,860.20
  6. Step 6: Final answer
    x = 3,714.85

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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.