Home / 4,699.50-7,051.85-2,620.68

Finding the Fourth Proportional to 4,699.50, 7,051.85 and 2,620.68

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Solution

The fourth proportional to 4,699.50, 7,051.85 and 2,620.68 is: 3,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.50 : 7,051.85 = 2,620.68 : x
  2. Step 2: Convert to fraction form
    4,699.50/7,051.85 = 2,620.68/x
  3. Step 3: Cross multiply
    4,699.50x = 7,051.85 × 2,620.68
  4. Step 4: Simplify right side
    4,699.50x = 18,480,642.26
  5. Step 5: Solve for x
    x = 18,480,642.26/4,699.50
  6. Step 6: Final answer
    x = 3,932.47

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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.