Home / 2,418.48-3,330.18-2,363.76

Finding the Fourth Proportional to 2,418.48, 3,330.18 and 2,363.76

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Solution

The fourth proportional to 2,418.48, 3,330.18 and 2,363.76 is: 3,254.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.48 : 3,330.18 = 2,363.76 : x
  2. Step 2: Convert to fraction form
    2,418.48/3,330.18 = 2,363.76/x
  3. Step 3: Cross multiply
    2,418.48x = 3,330.18 × 2,363.76
  4. Step 4: Simplify right side
    2,418.48x = 7,871,746.28
  5. Step 5: Solve for x
    x = 7,871,746.28/2,418.48
  6. Step 6: Final answer
    x = 3,254.83

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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.