Home / 11,655.32-16,084.02-6,349.82

Finding the Fourth Proportional to 11,655.32, 16,084.02 and 6,349.82

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Solution

The fourth proportional to 11,655.32, 16,084.02 and 6,349.82 is: 8,762.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.32 : 16,084.02 = 6,349.82 : x
  2. Step 2: Convert to fraction form
    11,655.32/16,084.02 = 6,349.82/x
  3. Step 3: Cross multiply
    11,655.32x = 16,084.02 × 6,349.82
  4. Step 4: Simplify right side
    11,655.32x = 102,130,631.88
  5. Step 5: Solve for x
    x = 102,130,631.88/11,655.32
  6. Step 6: Final answer
    x = 8,762.58

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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.