Home / 5,625.72-8,438.04-1,730.16

Finding the Fourth Proportional to 5,625.72, 8,438.04 and 1,730.16

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Solution

The fourth proportional to 5,625.72, 8,438.04 and 1,730.16 is: 2,595.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.72 : 8,438.04 = 1,730.16 : x
  2. Step 2: Convert to fraction form
    5,625.72/8,438.04 = 1,730.16/x
  3. Step 3: Cross multiply
    5,625.72x = 8,438.04 × 1,730.16
  4. Step 4: Simplify right side
    5,625.72x = 14,599,159.29
  5. Step 5: Solve for x
    x = 14,599,159.29/5,625.72
  6. Step 6: Final answer
    x = 2,595.07

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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.