Home / 10,054.30-13,879.70-6,702.70

Finding the Fourth Proportional to 10,054.30, 13,879.70 and 6,702.70

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Solution

The fourth proportional to 10,054.30, 13,879.70 and 6,702.70 is: 9,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,054.30 : 13,879.70 = 6,702.70 : x
  2. Step 2: Convert to fraction form
    10,054.30/13,879.70 = 6,702.70/x
  3. Step 3: Cross multiply
    10,054.30x = 13,879.70 × 6,702.70
  4. Step 4: Simplify right side
    10,054.30x = 93,031,465.19
  5. Step 5: Solve for x
    x = 93,031,465.19/10,054.30
  6. Step 6: Final answer
    x = 9,252.90

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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.