Home / 4,107.16-6,162.78-1,916.06

Finding the Fourth Proportional to 4,107.16, 6,162.78 and 1,916.06

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Solution

The fourth proportional to 4,107.16, 6,162.78 and 1,916.06 is: 2,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.16 : 6,162.78 = 1,916.06 : x
  2. Step 2: Convert to fraction form
    4,107.16/6,162.78 = 1,916.06/x
  3. Step 3: Cross multiply
    4,107.16x = 6,162.78 × 1,916.06
  4. Step 4: Simplify right side
    4,107.16x = 11,808,256.25
  5. Step 5: Solve for x
    x = 11,808,256.25/4,107.16
  6. Step 6: Final answer
    x = 2,875.04

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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.