Home / 11,953.02-16,499.26-7,237.30

Finding the Fourth Proportional to 11,953.02, 16,499.26 and 7,237.30

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Solution

The fourth proportional to 11,953.02, 16,499.26 and 7,237.30 is: 9,989.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.02 : 16,499.26 = 7,237.30 : x
  2. Step 2: Convert to fraction form
    11,953.02/16,499.26 = 7,237.30/x
  3. Step 3: Cross multiply
    11,953.02x = 16,499.26 × 7,237.30
  4. Step 4: Simplify right side
    11,953.02x = 119,410,094.40
  5. Step 5: Solve for x
    x = 119,410,094.40/11,953.02
  6. Step 6: Final answer
    x = 9,989.95

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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.