Home / 4,987.48-7,477.02-3,338.98

Finding the Fourth Proportional to 4,987.48, 7,477.02 and 3,338.98

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Solution

The fourth proportional to 4,987.48, 7,477.02 and 3,338.98 is: 5,005.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.48 : 7,477.02 = 3,338.98 : x
  2. Step 2: Convert to fraction form
    4,987.48/7,477.02 = 3,338.98/x
  3. Step 3: Cross multiply
    4,987.48x = 7,477.02 × 3,338.98
  4. Step 4: Simplify right side
    4,987.48x = 24,965,620.24
  5. Step 5: Solve for x
    x = 24,965,620.24/4,987.48
  6. Step 6: Final answer
    x = 5,005.66

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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.