Home / 2,253.29-3,108.27-1,588.99

Finding the Fourth Proportional to 2,253.29, 3,108.27 and 1,588.99

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Solution

The fourth proportional to 2,253.29, 3,108.27 and 1,588.99 is: 2,191.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.29 : 3,108.27 = 1,588.99 : x
  2. Step 2: Convert to fraction form
    2,253.29/3,108.27 = 1,588.99/x
  3. Step 3: Cross multiply
    2,253.29x = 3,108.27 × 1,588.99
  4. Step 4: Simplify right side
    2,253.29x = 4,939,022.71
  5. Step 5: Solve for x
    x = 4,939,022.71/2,253.29
  6. Step 6: Final answer
    x = 2,191.91

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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.