Home / 5,646.29-8,468.06-2,359.40

Finding the Fourth Proportional to 5,646.29, 8,468.06 and 2,359.40

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Solution

The fourth proportional to 5,646.29, 8,468.06 and 2,359.40 is: 3,538.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646.29 : 8,468.06 = 2,359.40 : x
  2. Step 2: Convert to fraction form
    5,646.29/8,468.06 = 2,359.40/x
  3. Step 3: Cross multiply
    5,646.29x = 8,468.06 × 2,359.40
  4. Step 4: Simplify right side
    5,646.29x = 19,979,486.63
  5. Step 5: Solve for x
    x = 19,979,486.63/5,646.29
  6. Step 6: Final answer
    x = 3,538.52

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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.