Home / 6,803.08-10,205.50-4,690.78

Finding the Fourth Proportional to 6,803.08, 10,205.50 and 4,690.78

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Solution

The fourth proportional to 6,803.08, 10,205.50 and 4,690.78 is: 7,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,803.08 : 10,205.50 = 4,690.78 : x
  2. Step 2: Convert to fraction form
    6,803.08/10,205.50 = 4,690.78/x
  3. Step 3: Cross multiply
    6,803.08x = 10,205.50 × 4,690.78
  4. Step 4: Simplify right side
    6,803.08x = 47,871,755.29
  5. Step 5: Solve for x
    x = 47,871,755.29/6,803.08
  6. Step 6: Final answer
    x = 7,036.78

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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.