Home / 6,947.40-10,417.96-4,314.80

Finding the Fourth Proportional to 6,947.40, 10,417.96 and 4,314.80

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Solution

The fourth proportional to 6,947.40, 10,417.96 and 4,314.80 is: 6,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.40 : 10,417.96 = 4,314.80 : x
  2. Step 2: Convert to fraction form
    6,947.40/10,417.96 = 4,314.80/x
  3. Step 3: Cross multiply
    6,947.40x = 10,417.96 × 4,314.80
  4. Step 4: Simplify right side
    6,947.40x = 44,951,413.81
  5. Step 5: Solve for x
    x = 44,951,413.81/6,947.40
  6. Step 6: Final answer
    x = 6,470.25

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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.