Home / 4,626.76-6,938.70-1,340.08

Finding the Fourth Proportional to 4,626.76, 6,938.70 and 1,340.08

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Solution

The fourth proportional to 4,626.76, 6,938.70 and 1,340.08 is: 2,009.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.76 : 6,938.70 = 1,340.08 : x
  2. Step 2: Convert to fraction form
    4,626.76/6,938.70 = 1,340.08/x
  3. Step 3: Cross multiply
    4,626.76x = 6,938.70 × 1,340.08
  4. Step 4: Simplify right side
    4,626.76x = 9,298,413.10
  5. Step 5: Solve for x
    x = 9,298,413.10/4,626.76
  6. Step 6: Final answer
    x = 2,009.70

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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.