Home / 9,730.40-14,595.68-3,156.58

Finding the Fourth Proportional to 9,730.40, 14,595.68 and 3,156.58

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Solution

The fourth proportional to 9,730.40, 14,595.68 and 3,156.58 is: 4,734.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730.40 : 14,595.68 = 3,156.58 : x
  2. Step 2: Convert to fraction form
    9,730.40/14,595.68 = 3,156.58/x
  3. Step 3: Cross multiply
    9,730.40x = 14,595.68 × 3,156.58
  4. Step 4: Simplify right side
    9,730.40x = 46,072,431.57
  5. Step 5: Solve for x
    x = 46,072,431.57/9,730.40
  6. Step 6: Final answer
    x = 4,734.90

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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.