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Finding the Fourth Proportional to 4,705.88, 7,052.72 and 3,526.65

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Solution

The fourth proportional to 4,705.88, 7,052.72 and 3,526.65 is: 5,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.88 : 7,052.72 = 3,526.65 : x
  2. Step 2: Convert to fraction form
    4,705.88/7,052.72 = 3,526.65/x
  3. Step 3: Cross multiply
    4,705.88x = 7,052.72 × 3,526.65
  4. Step 4: Simplify right side
    4,705.88x = 24,872,457.35
  5. Step 5: Solve for x
    x = 24,872,457.35/4,705.88
  6. Step 6: Final answer
    x = 5,285.41

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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.