Home / 4,646.17-6,969.58-1,872.86

Finding the Fourth Proportional to 4,646.17, 6,969.58 and 1,872.86

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Solution

The fourth proportional to 4,646.17, 6,969.58 and 1,872.86 is: 2,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,646.17 : 6,969.58 = 1,872.86 : x
  2. Step 2: Convert to fraction form
    4,646.17/6,969.58 = 1,872.86/x
  3. Step 3: Cross multiply
    4,646.17x = 6,969.58 × 1,872.86
  4. Step 4: Simplify right side
    4,646.17x = 13,053,008.07
  5. Step 5: Solve for x
    x = 13,053,008.07/4,646.17
  6. Step 6: Final answer
    x = 2,809.42

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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.