Home / 2,237.71-3,088.04-1,242.98

Finding the Fourth Proportional to 2,237.71, 3,088.04 and 1,242.98

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Solution

The fourth proportional to 2,237.71, 3,088.04 and 1,242.98 is: 1,715.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.71 : 3,088.04 = 1,242.98 : x
  2. Step 2: Convert to fraction form
    2,237.71/3,088.04 = 1,242.98/x
  3. Step 3: Cross multiply
    2,237.71x = 3,088.04 × 1,242.98
  4. Step 4: Simplify right side
    2,237.71x = 3,838,371.96
  5. Step 5: Solve for x
    x = 3,838,371.96/2,237.71
  6. Step 6: Final answer
    x = 1,715.31

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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.