Home / 11,948.25-16,490.42-7,235.27

Finding the Fourth Proportional to 11,948.25, 16,490.42 and 7,235.27

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Solution

The fourth proportional to 11,948.25, 16,490.42 and 7,235.27 is: 9,985.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,948.25 : 16,490.42 = 7,235.27 : x
  2. Step 2: Convert to fraction form
    11,948.25/16,490.42 = 7,235.27/x
  3. Step 3: Cross multiply
    11,948.25x = 16,490.42 × 7,235.27
  4. Step 4: Simplify right side
    11,948.25x = 119,312,522.48
  5. Step 5: Solve for x
    x = 119,312,522.48/11,948.25
  6. Step 6: Final answer
    x = 9,985.77

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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.