Home / 6,251.95-9,379.59-1,869.45

Finding the Fourth Proportional to 6,251.95, 9,379.59 and 1,869.45

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Solution

The fourth proportional to 6,251.95, 9,379.59 and 1,869.45 is: 2,804.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.95 : 9,379.59 = 1,869.45 : x
  2. Step 2: Convert to fraction form
    6,251.95/9,379.59 = 1,869.45/x
  3. Step 3: Cross multiply
    6,251.95x = 9,379.59 × 1,869.45
  4. Step 4: Simplify right side
    6,251.95x = 17,534,674.53
  5. Step 5: Solve for x
    x = 17,534,674.53/6,251.95
  6. Step 6: Final answer
    x = 2,804.67

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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.