Home / 4,646.96-6,968.70-1,872.69

Finding the Fourth Proportional to 4,646.96, 6,968.70 and 1,872.69

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Solution

The fourth proportional to 4,646.96, 6,968.70 and 1,872.69 is: 2,808.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,646.96 : 6,968.70 = 1,872.69 : x
  2. Step 2: Convert to fraction form
    4,646.96/6,968.70 = 1,872.69/x
  3. Step 3: Cross multiply
    4,646.96x = 6,968.70 × 1,872.69
  4. Step 4: Simplify right side
    4,646.96x = 13,050,214.80
  5. Step 5: Solve for x
    x = 13,050,214.80/4,646.96
  6. Step 6: Final answer
    x = 2,808.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.