Home / 3,117.35-4,672.74-1,036.80

Finding the Fourth Proportional to 3,117.35, 4,672.74 and 1,036.80

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Solution

The fourth proportional to 3,117.35, 4,672.74 and 1,036.80 is: 1,554.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.35 : 4,672.74 = 1,036.80 : x
  2. Step 2: Convert to fraction form
    3,117.35/4,672.74 = 1,036.80/x
  3. Step 3: Cross multiply
    3,117.35x = 4,672.74 × 1,036.80
  4. Step 4: Simplify right side
    3,117.35x = 4,844,696.83
  5. Step 5: Solve for x
    x = 4,844,696.83/3,117.35
  6. Step 6: Final answer
    x = 1,554.11

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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.