Home / 12,495.87-17,244.34-6,830.58

Finding the Fourth Proportional to 12,495.87, 17,244.34 and 6,830.58

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Solution

The fourth proportional to 12,495.87, 17,244.34 and 6,830.58 is: 9,426.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,495.87 : 17,244.34 = 6,830.58 : x
  2. Step 2: Convert to fraction form
    12,495.87/17,244.34 = 6,830.58/x
  3. Step 3: Cross multiply
    12,495.87x = 17,244.34 × 6,830.58
  4. Step 4: Simplify right side
    12,495.87x = 117,788,832.93
  5. Step 5: Solve for x
    x = 117,788,832.93/12,495.87
  6. Step 6: Final answer
    x = 9,426.22

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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.