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Finding the Fourth Proportional to 4,870.72, 7,306.24 and 1,750.96

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Solution

The fourth proportional to 4,870.72, 7,306.24 and 1,750.96 is: 2,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.72 : 7,306.24 = 1,750.96 : x
  2. Step 2: Convert to fraction form
    4,870.72/7,306.24 = 1,750.96/x
  3. Step 3: Cross multiply
    4,870.72x = 7,306.24 × 1,750.96
  4. Step 4: Simplify right side
    4,870.72x = 12,792,933.99
  5. Step 5: Solve for x
    x = 12,792,933.99/4,870.72
  6. Step 6: Final answer
    x = 2,626.50

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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.