Home / 3,117.79-4,674.93-1,036.68

Finding the Fourth Proportional to 3,117.79, 4,674.93 and 1,036.68

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Solution

The fourth proportional to 3,117.79, 4,674.93 and 1,036.68 is: 1,554.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.79 : 4,674.93 = 1,036.68 : x
  2. Step 2: Convert to fraction form
    3,117.79/4,674.93 = 1,036.68/x
  3. Step 3: Cross multiply
    3,117.79x = 4,674.93 × 1,036.68
  4. Step 4: Simplify right side
    3,117.79x = 4,846,406.43
  5. Step 5: Solve for x
    x = 4,846,406.43/3,117.79
  6. Step 6: Final answer
    x = 1,554.44

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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.