Home / 3,116.51-4,674.90-1,036.70

Finding the Fourth Proportional to 3,116.51, 4,674.90 and 1,036.70

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Solution

The fourth proportional to 3,116.51, 4,674.90 and 1,036.70 is: 1,555.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.51 : 4,674.90 = 1,036.70 : x
  2. Step 2: Convert to fraction form
    3,116.51/4,674.90 = 1,036.70/x
  3. Step 3: Cross multiply
    3,116.51x = 4,674.90 × 1,036.70
  4. Step 4: Simplify right side
    3,116.51x = 4,846,445.46
  5. Step 5: Solve for x
    x = 4,846,445.46/3,116.51
  6. Step 6: Final answer
    x = 1,555.09

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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.