Home / 2,908.40-4,339.51-2,701.94

Finding the Fourth Proportional to 2,908.40, 4,339.51 and 2,701.94

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Solution

The fourth proportional to 2,908.40, 4,339.51 and 2,701.94 is: 4,031.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.40 : 4,339.51 = 2,701.94 : x
  2. Step 2: Convert to fraction form
    2,908.40/4,339.51 = 2,701.94/x
  3. Step 3: Cross multiply
    2,908.40x = 4,339.51 × 2,701.94
  4. Step 4: Simplify right side
    2,908.40x = 11,725,095.65
  5. Step 5: Solve for x
    x = 11,725,095.65/2,908.40
  6. Step 6: Final answer
    x = 4,031.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.