Home / 10,317.30-15,471.44-3,651.58

Finding the Fourth Proportional to 10,317.30, 15,471.44 and 3,651.58

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Solution

The fourth proportional to 10,317.30, 15,471.44 and 3,651.58 is: 5,475.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.30 : 15,471.44 = 3,651.58 : x
  2. Step 2: Convert to fraction form
    10,317.30/15,471.44 = 3,651.58/x
  3. Step 3: Cross multiply
    10,317.30x = 15,471.44 × 3,651.58
  4. Step 4: Simplify right side
    10,317.30x = 56,495,143.94
  5. Step 5: Solve for x
    x = 56,495,143.94/10,317.30
  6. Step 6: Final answer
    x = 5,475.77

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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.