Home / 11,110.04-15,333.62-6,393.40

Finding the Fourth Proportional to 11,110.04, 15,333.62 and 6,393.40

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Solution

The fourth proportional to 11,110.04, 15,333.62 and 6,393.40 is: 8,823.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.04 : 15,333.62 = 6,393.40 : x
  2. Step 2: Convert to fraction form
    11,110.04/15,333.62 = 6,393.40/x
  3. Step 3: Cross multiply
    11,110.04x = 15,333.62 × 6,393.40
  4. Step 4: Simplify right side
    11,110.04x = 98,033,966.11
  5. Step 5: Solve for x
    x = 98,033,966.11/11,110.04
  6. Step 6: Final answer
    x = 8,823.91

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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.