Home / 2,984.48-4,118.77-1,725.58

Finding the Fourth Proportional to 2,984.48, 4,118.77 and 1,725.58

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Solution

The fourth proportional to 2,984.48, 4,118.77 and 1,725.58 is: 2,381.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.48 : 4,118.77 = 1,725.58 : x
  2. Step 2: Convert to fraction form
    2,984.48/4,118.77 = 1,725.58/x
  3. Step 3: Cross multiply
    2,984.48x = 4,118.77 × 1,725.58
  4. Step 4: Simplify right side
    2,984.48x = 7,107,267.14
  5. Step 5: Solve for x
    x = 7,107,267.14/2,984.48
  6. Step 6: Final answer
    x = 2,381.41

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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.