Home / 3,157.04-4,734.75-1,674.25

Finding the Fourth Proportional to 3,157.04, 4,734.75 and 1,674.25

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Solution

The fourth proportional to 3,157.04, 4,734.75 and 1,674.25 is: 2,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.04 : 4,734.75 = 1,674.25 : x
  2. Step 2: Convert to fraction form
    3,157.04/4,734.75 = 1,674.25/x
  3. Step 3: Cross multiply
    3,157.04x = 4,734.75 × 1,674.25
  4. Step 4: Simplify right side
    3,157.04x = 7,927,155.19
  5. Step 5: Solve for x
    x = 7,927,155.19/3,157.04
  6. Step 6: Final answer
    x = 2,510.95

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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.