Home / 10,095.30-13,938.36-6,319.98

Finding the Fourth Proportional to 10,095.30, 13,938.36 and 6,319.98

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Solution

The fourth proportional to 10,095.30, 13,938.36 and 6,319.98 is: 8,725.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.30 : 13,938.36 = 6,319.98 : x
  2. Step 2: Convert to fraction form
    10,095.30/13,938.36 = 6,319.98/x
  3. Step 3: Cross multiply
    10,095.30x = 13,938.36 × 6,319.98
  4. Step 4: Simplify right side
    10,095.30x = 88,090,156.43
  5. Step 5: Solve for x
    x = 88,090,156.43/10,095.30
  6. Step 6: Final answer
    x = 8,725.86

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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.