Home / 5,039.48-7,557.54-2,117.24

Finding the Fourth Proportional to 5,039.48, 7,557.54 and 2,117.24

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Solution

The fourth proportional to 5,039.48, 7,557.54 and 2,117.24 is: 3,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.48 : 7,557.54 = 2,117.24 : x
  2. Step 2: Convert to fraction form
    5,039.48/7,557.54 = 2,117.24/x
  3. Step 3: Cross multiply
    5,039.48x = 7,557.54 × 2,117.24
  4. Step 4: Simplify right side
    5,039.48x = 16,001,125.99
  5. Step 5: Solve for x
    x = 16,001,125.99/5,039.48
  6. Step 6: Final answer
    x = 3,175.15

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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.