Home / 4,379.23-6,570.80-2,378.53

Finding the Fourth Proportional to 4,379.23, 6,570.80 and 2,378.53

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Solution

The fourth proportional to 4,379.23, 6,570.80 and 2,378.53 is: 3,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.23 : 6,570.80 = 2,378.53 : x
  2. Step 2: Convert to fraction form
    4,379.23/6,570.80 = 2,378.53/x
  3. Step 3: Cross multiply
    4,379.23x = 6,570.80 × 2,378.53
  4. Step 4: Simplify right side
    4,379.23x = 15,628,800.18
  5. Step 5: Solve for x
    x = 15,628,800.18/4,379.23
  6. Step 6: Final answer
    x = 3,568.85

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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.