Home / 11,386.94-17,079.80-4,370.32

Finding the Fourth Proportional to 11,386.94, 17,079.80 and 4,370.32

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Solution

The fourth proportional to 11,386.94, 17,079.80 and 4,370.32 is: 6,555.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386.94 : 17,079.80 = 4,370.32 : x
  2. Step 2: Convert to fraction form
    11,386.94/17,079.80 = 4,370.32/x
  3. Step 3: Cross multiply
    11,386.94x = 17,079.80 × 4,370.32
  4. Step 4: Simplify right side
    11,386.94x = 74,644,191.54
  5. Step 5: Solve for x
    x = 74,644,191.54/11,386.94
  6. Step 6: Final answer
    x = 6,555.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.