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Finding the Fourth Proportional to 4,700.84, 7,051.25 and 1,926.99

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Solution

The fourth proportional to 4,700.84, 7,051.25 and 1,926.99 is: 2,890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.84 : 7,051.25 = 1,926.99 : x
  2. Step 2: Convert to fraction form
    4,700.84/7,051.25 = 1,926.99/x
  3. Step 3: Cross multiply
    4,700.84x = 7,051.25 × 1,926.99
  4. Step 4: Simplify right side
    4,700.84x = 13,587,693.05
  5. Step 5: Solve for x
    x = 13,587,693.05/4,700.84
  6. Step 6: Final answer
    x = 2,890.49

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Similar ratio
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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.