Home / 10,370.02-14,310.90-6,393.76

Finding the Fourth Proportional to 10,370.02, 14,310.90 and 6,393.76

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Solution

The fourth proportional to 10,370.02, 14,310.90 and 6,393.76 is: 8,823.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.02 : 14,310.90 = 6,393.76 : x
  2. Step 2: Convert to fraction form
    10,370.02/14,310.90 = 6,393.76/x
  3. Step 3: Cross multiply
    10,370.02x = 14,310.90 × 6,393.76
  4. Step 4: Simplify right side
    10,370.02x = 91,500,459.98
  5. Step 5: Solve for x
    x = 91,500,459.98/10,370.02
  6. Step 6: Final answer
    x = 8,823.56

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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.