Home / 11,887.02-17,830.53-4,867.16

Finding the Fourth Proportional to 11,887.02, 17,830.53 and 4,867.16

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Solution

The fourth proportional to 11,887.02, 17,830.53 and 4,867.16 is: 7,300.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,887.02 : 17,830.53 = 4,867.16 : x
  2. Step 2: Convert to fraction form
    11,887.02/17,830.53 = 4,867.16/x
  3. Step 3: Cross multiply
    11,887.02x = 17,830.53 × 4,867.16
  4. Step 4: Simplify right side
    11,887.02x = 86,783,953.24
  5. Step 5: Solve for x
    x = 86,783,953.24/11,887.02
  6. Step 6: Final answer
    x = 7,300.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.