Home / 5,383.74-7,430.03-2,994.18

Finding the Fourth Proportional to 5,383.74, 7,430.03 and 2,994.18

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Solution

The fourth proportional to 5,383.74, 7,430.03 and 2,994.18 is: 4,132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.74 : 7,430.03 = 2,994.18 : x
  2. Step 2: Convert to fraction form
    5,383.74/7,430.03 = 2,994.18/x
  3. Step 3: Cross multiply
    5,383.74x = 7,430.03 × 2,994.18
  4. Step 4: Simplify right side
    5,383.74x = 22,246,871.35
  5. Step 5: Solve for x
    x = 22,246,871.35/5,383.74
  6. Step 6: Final answer
    x = 4,132.23

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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.