Home / 8,345.99-11,517.64-4,569.31

Finding the Fourth Proportional to 8,345.99, 11,517.64 and 4,569.31

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Solution

The fourth proportional to 8,345.99, 11,517.64 and 4,569.31 is: 6,305.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345.99 : 11,517.64 = 4,569.31 : x
  2. Step 2: Convert to fraction form
    8,345.99/11,517.64 = 4,569.31/x
  3. Step 3: Cross multiply
    8,345.99x = 11,517.64 × 4,569.31
  4. Step 4: Simplify right side
    8,345.99x = 52,627,696.30
  5. Step 5: Solve for x
    x = 52,627,696.30/8,345.99
  6. Step 6: Final answer
    x = 6,305.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.