Home / 8,336.58-11,495.70-5,187.30

Finding the Fourth Proportional to 8,336.58, 11,495.70 and 5,187.30

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Solution

The fourth proportional to 8,336.58, 11,495.70 and 5,187.30 is: 7,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.58 : 11,495.70 = 5,187.30 : x
  2. Step 2: Convert to fraction form
    8,336.58/11,495.70 = 5,187.30/x
  3. Step 3: Cross multiply
    8,336.58x = 11,495.70 × 5,187.30
  4. Step 4: Simplify right side
    8,336.58x = 59,631,644.61
  5. Step 5: Solve for x
    x = 59,631,644.61/8,336.58
  6. Step 6: Final answer
    x = 7,153.01

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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.