Home / 3,005.68-4,488.80-2,699.52

Finding the Fourth Proportional to 3,005.68, 4,488.80 and 2,699.52

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Solution

The fourth proportional to 3,005.68, 4,488.80 and 2,699.52 is: 4,031.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.68 : 4,488.80 = 2,699.52 : x
  2. Step 2: Convert to fraction form
    3,005.68/4,488.80 = 2,699.52/x
  3. Step 3: Cross multiply
    3,005.68x = 4,488.80 × 2,699.52
  4. Step 4: Simplify right side
    3,005.68x = 12,117,605.38
  5. Step 5: Solve for x
    x = 12,117,605.38/3,005.68
  6. Step 6: Final answer
    x = 4,031.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.