Home / 7,746.13-11,618.89-6,702.75

Finding the Fourth Proportional to 7,746.13, 11,618.89 and 6,702.75

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Solution

The fourth proportional to 7,746.13, 11,618.89 and 6,702.75 is: 10,053.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.13 : 11,618.89 = 6,702.75 : x
  2. Step 2: Convert to fraction form
    7,746.13/11,618.89 = 6,702.75/x
  3. Step 3: Cross multiply
    7,746.13x = 11,618.89 × 6,702.75
  4. Step 4: Simplify right side
    7,746.13x = 77,878,423.34
  5. Step 5: Solve for x
    x = 77,878,423.34/7,746.13
  6. Step 6: Final answer
    x = 10,053.86

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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.