Home / 3,117.50-4,674.69-1,036.77

Finding the Fourth Proportional to 3,117.50, 4,674.69 and 1,036.77

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Solution

The fourth proportional to 3,117.50, 4,674.69 and 1,036.77 is: 1,554.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.50 : 4,674.69 = 1,036.77 : x
  2. Step 2: Convert to fraction form
    3,117.50/4,674.69 = 1,036.77/x
  3. Step 3: Cross multiply
    3,117.50x = 4,674.69 × 1,036.77
  4. Step 4: Simplify right side
    3,117.50x = 4,846,578.35
  5. Step 5: Solve for x
    x = 4,846,578.35/3,117.50
  6. Step 6: Final answer
    x = 1,554.64

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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.