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Finding the Fourth Proportional to 4,710.84, 7,066.08 and 1,900.89

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Solution

The fourth proportional to 4,710.84, 7,066.08 and 1,900.89 is: 2,851.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.84 : 7,066.08 = 1,900.89 : x
  2. Step 2: Convert to fraction form
    4,710.84/7,066.08 = 1,900.89/x
  3. Step 3: Cross multiply
    4,710.84x = 7,066.08 × 1,900.89
  4. Step 4: Simplify right side
    4,710.84x = 13,431,847.94
  5. Step 5: Solve for x
    x = 13,431,847.94/4,710.84
  6. Step 6: Final answer
    x = 2,851.26

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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.