Home / 3,153.42-4,730.39-1,304.19

Finding the Fourth Proportional to 3,153.42, 4,730.39 and 1,304.19

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Solution

The fourth proportional to 3,153.42, 4,730.39 and 1,304.19 is: 1,956.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.42 : 4,730.39 = 1,304.19 : x
  2. Step 2: Convert to fraction form
    3,153.42/4,730.39 = 1,304.19/x
  3. Step 3: Cross multiply
    3,153.42x = 4,730.39 × 1,304.19
  4. Step 4: Simplify right side
    3,153.42x = 6,169,320.81
  5. Step 5: Solve for x
    x = 6,169,320.81/3,153.42
  6. Step 6: Final answer
    x = 1,956.39

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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.