Home / 2,237.76-3,088.14-1,243.08

Finding the Fourth Proportional to 2,237.76, 3,088.14 and 1,243.08

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Solution

The fourth proportional to 2,237.76, 3,088.14 and 1,243.08 is: 1,715.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.76 : 3,088.14 = 1,243.08 : x
  2. Step 2: Convert to fraction form
    2,237.76/3,088.14 = 1,243.08/x
  3. Step 3: Cross multiply
    2,237.76x = 3,088.14 × 1,243.08
  4. Step 4: Simplify right side
    2,237.76x = 3,838,805.07
  5. Step 5: Solve for x
    x = 3,838,805.07/2,237.76
  6. Step 6: Final answer
    x = 1,715.47

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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.