Home / 4,793.40-7,188.12-1,870.02

Finding the Fourth Proportional to 4,793.40, 7,188.12 and 1,870.02

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Solution

The fourth proportional to 4,793.40, 7,188.12 and 1,870.02 is: 2,804.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.40 : 7,188.12 = 1,870.02 : x
  2. Step 2: Convert to fraction form
    4,793.40/7,188.12 = 1,870.02/x
  3. Step 3: Cross multiply
    4,793.40x = 7,188.12 × 1,870.02
  4. Step 4: Simplify right side
    4,793.40x = 13,441,928.16
  5. Step 5: Solve for x
    x = 13,441,928.16/4,793.40
  6. Step 6: Final answer
    x = 2,804.26

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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.