Home / 8,330.40-11,495.72-4,795.56

Finding the Fourth Proportional to 8,330.40, 11,495.72 and 4,795.56

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Solution

The fourth proportional to 8,330.40, 11,495.72 and 4,795.56 is: 6,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.40 : 11,495.72 = 4,795.56 : x
  2. Step 2: Convert to fraction form
    8,330.40/11,495.72 = 4,795.56/x
  3. Step 3: Cross multiply
    8,330.40x = 11,495.72 × 4,795.56
  4. Step 4: Simplify right side
    8,330.40x = 55,128,415.00
  5. Step 5: Solve for x
    x = 55,128,415.00/8,330.40
  6. Step 6: Final answer
    x = 6,617.74

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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.