Home / 8,360.81-11,538.27-4,776.36

Finding the Fourth Proportional to 8,360.81, 11,538.27 and 4,776.36

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Solution

The fourth proportional to 8,360.81, 11,538.27 and 4,776.36 is: 6,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.81 : 11,538.27 = 4,776.36 : x
  2. Step 2: Convert to fraction form
    8,360.81/11,538.27 = 4,776.36/x
  3. Step 3: Cross multiply
    8,360.81x = 11,538.27 × 4,776.36
  4. Step 4: Simplify right side
    8,360.81x = 55,110,931.30
  5. Step 5: Solve for x
    x = 55,110,931.30/8,360.81
  6. Step 6: Final answer
    x = 6,591.58

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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.