Home / 11,339.47-15,651.01-6,305.46

Finding the Fourth Proportional to 11,339.47, 15,651.01 and 6,305.46

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Solution

The fourth proportional to 11,339.47, 15,651.01 and 6,305.46 is: 8,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.47 : 15,651.01 = 6,305.46 : x
  2. Step 2: Convert to fraction form
    11,339.47/15,651.01 = 6,305.46/x
  3. Step 3: Cross multiply
    11,339.47x = 15,651.01 × 6,305.46
  4. Step 4: Simplify right side
    11,339.47x = 98,686,817.51
  5. Step 5: Solve for x
    x = 98,686,817.51/11,339.47
  6. Step 6: Final answer
    x = 8,702.95

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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.