Home / 2,964.18-4,089.98-1,785.33

Finding the Fourth Proportional to 2,964.18, 4,089.98 and 1,785.33

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Solution

The fourth proportional to 2,964.18, 4,089.98 and 1,785.33 is: 2,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.18 : 4,089.98 = 1,785.33 : x
  2. Step 2: Convert to fraction form
    2,964.18/4,089.98 = 1,785.33/x
  3. Step 3: Cross multiply
    2,964.18x = 4,089.98 × 1,785.33
  4. Step 4: Simplify right side
    2,964.18x = 7,301,958.88
  5. Step 5: Solve for x
    x = 7,301,958.88/2,964.18
  6. Step 6: Final answer
    x = 2,463.40

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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.