Home / 2,953.36-4,078.76-2,510.49

Finding the Fourth Proportional to 2,953.36, 4,078.76 and 2,510.49

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Solution

The fourth proportional to 2,953.36, 4,078.76 and 2,510.49 is: 3,467.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.36 : 4,078.76 = 2,510.49 : x
  2. Step 2: Convert to fraction form
    2,953.36/4,078.76 = 2,510.49/x
  3. Step 3: Cross multiply
    2,953.36x = 4,078.76 × 2,510.49
  4. Step 4: Simplify right side
    2,953.36x = 10,239,688.94
  5. Step 5: Solve for x
    x = 10,239,688.94/2,953.36
  6. Step 6: Final answer
    x = 3,467.13

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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.