Home / 11,368.93-15,689.37-6,333.46

Finding the Fourth Proportional to 11,368.93, 15,689.37 and 6,333.46

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Solution

The fourth proportional to 11,368.93, 15,689.37 and 6,333.46 is: 8,740.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.93 : 15,689.37 = 6,333.46 : x
  2. Step 2: Convert to fraction form
    11,368.93/15,689.37 = 6,333.46/x
  3. Step 3: Cross multiply
    11,368.93x = 15,689.37 × 6,333.46
  4. Step 4: Simplify right side
    11,368.93x = 99,367,997.32
  5. Step 5: Solve for x
    x = 99,367,997.32/11,368.93
  6. Step 6: Final answer
    x = 8,740.31

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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.