Home / 6,838.08-10,256.40-1,908.24

Finding the Fourth Proportional to 6,838.08, 10,256.40 and 1,908.24

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Solution

The fourth proportional to 6,838.08, 10,256.40 and 1,908.24 is: 2,862.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.08 : 10,256.40 = 1,908.24 : x
  2. Step 2: Convert to fraction form
    6,838.08/10,256.40 = 1,908.24/x
  3. Step 3: Cross multiply
    6,838.08x = 10,256.40 × 1,908.24
  4. Step 4: Simplify right side
    6,838.08x = 19,571,672.74
  5. Step 5: Solve for x
    x = 19,571,672.74/6,838.08
  6. Step 6: Final answer
    x = 2,862.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.