Home / 2,984.46-4,118.59-1,658.29

Finding the Fourth Proportional to 2,984.46, 4,118.59 and 1,658.29

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Solution

The fourth proportional to 2,984.46, 4,118.59 and 1,658.29 is: 2,288.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.46 : 4,118.59 = 1,658.29 : x
  2. Step 2: Convert to fraction form
    2,984.46/4,118.59 = 1,658.29/x
  3. Step 3: Cross multiply
    2,984.46x = 4,118.59 × 1,658.29
  4. Step 4: Simplify right side
    2,984.46x = 6,829,816.61
  5. Step 5: Solve for x
    x = 6,829,816.61/2,984.46
  6. Step 6: Final answer
    x = 2,288.46

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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.