Home / 2,983.42-4,117.23-1,657.24

Finding the Fourth Proportional to 2,983.42, 4,117.23 and 1,657.24

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Solution

The fourth proportional to 2,983.42, 4,117.23 and 1,657.24 is: 2,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.42 : 4,117.23 = 1,657.24 : x
  2. Step 2: Convert to fraction form
    2,983.42/4,117.23 = 1,657.24/x
  3. Step 3: Cross multiply
    2,983.42x = 4,117.23 × 1,657.24
  4. Step 4: Simplify right side
    2,983.42x = 6,823,238.25
  5. Step 5: Solve for x
    x = 6,823,238.25/2,983.42
  6. Step 6: Final answer
    x = 2,287.05

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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.