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Finding the Fourth Proportional to 4,710.33, 7,065.09 and 1,788.66

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Solution

The fourth proportional to 4,710.33, 7,065.09 and 1,788.66 is: 2,682.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.33 : 7,065.09 = 1,788.66 : x
  2. Step 2: Convert to fraction form
    4,710.33/7,065.09 = 1,788.66/x
  3. Step 3: Cross multiply
    4,710.33x = 7,065.09 × 1,788.66
  4. Step 4: Simplify right side
    4,710.33x = 12,637,043.88
  5. Step 5: Solve for x
    x = 12,637,043.88/4,710.33
  6. Step 6: Final answer
    x = 2,682.84

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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.