Home / 11,237.57-15,509.67-6,700.83

Finding the Fourth Proportional to 11,237.57, 15,509.67 and 6,700.83

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Solution

The fourth proportional to 11,237.57, 15,509.67 and 6,700.83 is: 9,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.57 : 15,509.67 = 6,700.83 : x
  2. Step 2: Convert to fraction form
    11,237.57/15,509.67 = 6,700.83/x
  3. Step 3: Cross multiply
    11,237.57x = 15,509.67 × 6,700.83
  4. Step 4: Simplify right side
    11,237.57x = 103,927,662.03
  5. Step 5: Solve for x
    x = 103,927,662.03/11,237.57
  6. Step 6: Final answer
    x = 9,248.23

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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.