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Finding the Fourth Proportional to 2,030.62, 3,046.08 and 714.23

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Solution

The fourth proportional to 2,030.62, 3,046.08 and 714.23 is: 1,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.62 : 3,046.08 = 714.23 : x
  2. Step 2: Convert to fraction form
    2,030.62/3,046.08 = 714.23/x
  3. Step 3: Cross multiply
    2,030.62x = 3,046.08 × 714.23
  4. Step 4: Simplify right side
    2,030.62x = 2,175,601.72
  5. Step 5: Solve for x
    x = 2,175,601.72/2,030.62
  6. Step 6: Final answer
    x = 1,071.40

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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.