Home / 2,967.40-4,094.94-1,641.07

Finding the Fourth Proportional to 2,967.40, 4,094.94 and 1,641.07

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Solution

The fourth proportional to 2,967.40, 4,094.94 and 1,641.07 is: 2,264.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.40 : 4,094.94 = 1,641.07 : x
  2. Step 2: Convert to fraction form
    2,967.40/4,094.94 = 1,641.07/x
  3. Step 3: Cross multiply
    2,967.40x = 4,094.94 × 1,641.07
  4. Step 4: Simplify right side
    2,967.40x = 6,720,094.46
  5. Step 5: Solve for x
    x = 6,720,094.46/2,967.40
  6. Step 6: Final answer
    x = 2,264.64

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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.