Home / 2,107.08-2,908.10-1,502.36

Finding the Fourth Proportional to 2,107.08, 2,908.10 and 1,502.36

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Solution

The fourth proportional to 2,107.08, 2,908.10 and 1,502.36 is: 2,073.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107.08 : 2,908.10 = 1,502.36 : x
  2. Step 2: Convert to fraction form
    2,107.08/2,908.10 = 1,502.36/x
  3. Step 3: Cross multiply
    2,107.08x = 2,908.10 × 1,502.36
  4. Step 4: Simplify right side
    2,107.08x = 4,369,013.12
  5. Step 5: Solve for x
    x = 4,369,013.12/2,107.08
  6. Step 6: Final answer
    x = 2,073.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.