Home / 9,555.33-13,190.81-6,373.92

Finding the Fourth Proportional to 9,555.33, 13,190.81 and 6,373.92

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Solution

The fourth proportional to 9,555.33, 13,190.81 and 6,373.92 is: 8,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.33 : 13,190.81 = 6,373.92 : x
  2. Step 2: Convert to fraction form
    9,555.33/13,190.81 = 6,373.92/x
  3. Step 3: Cross multiply
    9,555.33x = 13,190.81 × 6,373.92
  4. Step 4: Simplify right side
    9,555.33x = 84,077,135.81
  5. Step 5: Solve for x
    x = 84,077,135.81/9,555.33
  6. Step 6: Final answer
    x = 8,798.98

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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.