Home / 2,939.06-4,056.27-1,697.06

Finding the Fourth Proportional to 2,939.06, 4,056.27 and 1,697.06

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Solution

The fourth proportional to 2,939.06, 4,056.27 and 1,697.06 is: 2,342.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.06 : 4,056.27 = 1,697.06 : x
  2. Step 2: Convert to fraction form
    2,939.06/4,056.27 = 1,697.06/x
  3. Step 3: Cross multiply
    2,939.06x = 4,056.27 × 1,697.06
  4. Step 4: Simplify right side
    2,939.06x = 6,883,743.71
  5. Step 5: Solve for x
    x = 6,883,743.71/2,939.06
  6. Step 6: Final answer
    x = 2,342.16

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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.