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Finding the Fourth Proportional to 4,329.03, 6,488.88 and 1,865.01

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Solution

The fourth proportional to 4,329.03, 6,488.88 and 1,865.01 is: 2,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.03 : 6,488.88 = 1,865.01 : x
  2. Step 2: Convert to fraction form
    4,329.03/6,488.88 = 1,865.01/x
  3. Step 3: Cross multiply
    4,329.03x = 6,488.88 × 1,865.01
  4. Step 4: Simplify right side
    4,329.03x = 12,101,793.64
  5. Step 5: Solve for x
    x = 12,101,793.64/4,329.03
  6. Step 6: Final answer
    x = 2,795.50

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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.