Home / 4,211.29-6,313.98-1,870.03

Finding the Fourth Proportional to 4,211.29, 6,313.98 and 1,870.03

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Solution

The fourth proportional to 4,211.29, 6,313.98 and 1,870.03 is: 2,803.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.29 : 6,313.98 = 1,870.03 : x
  2. Step 2: Convert to fraction form
    4,211.29/6,313.98 = 1,870.03/x
  3. Step 3: Cross multiply
    4,211.29x = 6,313.98 × 1,870.03
  4. Step 4: Simplify right side
    4,211.29x = 11,807,332.02
  5. Step 5: Solve for x
    x = 11,807,332.02/4,211.29
  6. Step 6: Final answer
    x = 2,803.73

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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.