Home / 2,237.77-3,088.11-1,243.04

Finding the Fourth Proportional to 2,237.77, 3,088.11 and 1,243.04

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Solution

The fourth proportional to 2,237.77, 3,088.11 and 1,243.04 is: 1,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.77 : 3,088.11 = 1,243.04 : x
  2. Step 2: Convert to fraction form
    2,237.77/3,088.11 = 1,243.04/x
  3. Step 3: Cross multiply
    2,237.77x = 3,088.11 × 1,243.04
  4. Step 4: Simplify right side
    2,237.77x = 3,838,656.64
  5. Step 5: Solve for x
    x = 3,838,656.64/2,237.77
  6. Step 6: Final answer
    x = 1,715.40

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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.