Home / 6,877.04-10,311.30-4,679.10

Finding the Fourth Proportional to 6,877.04, 10,311.30 and 4,679.10

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Solution

The fourth proportional to 6,877.04, 10,311.30 and 4,679.10 is: 7,015.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.04 : 10,311.30 = 4,679.10 : x
  2. Step 2: Convert to fraction form
    6,877.04/10,311.30 = 4,679.10/x
  3. Step 3: Cross multiply
    6,877.04x = 10,311.30 × 4,679.10
  4. Step 4: Simplify right side
    6,877.04x = 48,247,603.83
  5. Step 5: Solve for x
    x = 48,247,603.83/6,877.04
  6. Step 6: Final answer
    x = 7,015.76

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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.