Home / 5,544.48-7,656.84-5,151.36

Finding the Fourth Proportional to 5,544.48, 7,656.84 and 5,151.36

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Solution

The fourth proportional to 5,544.48, 7,656.84 and 5,151.36 is: 7,113.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,544.48 : 7,656.84 = 5,151.36 : x
  2. Step 2: Convert to fraction form
    5,544.48/7,656.84 = 5,151.36/x
  3. Step 3: Cross multiply
    5,544.48x = 7,656.84 × 5,151.36
  4. Step 4: Simplify right side
    5,544.48x = 39,443,139.30
  5. Step 5: Solve for x
    x = 39,443,139.30/5,544.48
  6. Step 6: Final answer
    x = 7,113.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.