Home / 3,342.16-4,612.36-2,100.56

Finding the Fourth Proportional to 3,342.16, 4,612.36 and 2,100.56

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Solution

The fourth proportional to 3,342.16, 4,612.36 and 2,100.56 is: 2,898.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.16 : 4,612.36 = 2,100.56 : x
  2. Step 2: Convert to fraction form
    3,342.16/4,612.36 = 2,100.56/x
  3. Step 3: Cross multiply
    3,342.16x = 4,612.36 × 2,100.56
  4. Step 4: Simplify right side
    3,342.16x = 9,688,538.92
  5. Step 5: Solve for x
    x = 9,688,538.92/3,342.16
  6. Step 6: Final answer
    x = 2,898.89

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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.