Home / 10,313.88-14,238.18-6,335.88

Finding the Fourth Proportional to 10,313.88, 14,238.18 and 6,335.88

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Solution

The fourth proportional to 10,313.88, 14,238.18 and 6,335.88 is: 8,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,313.88 : 14,238.18 = 6,335.88 : x
  2. Step 2: Convert to fraction form
    10,313.88/14,238.18 = 6,335.88/x
  3. Step 3: Cross multiply
    10,313.88x = 14,238.18 × 6,335.88
  4. Step 4: Simplify right side
    10,313.88x = 90,211,399.90
  5. Step 5: Solve for x
    x = 90,211,399.90/10,313.88
  6. Step 6: Final answer
    x = 8,746.60

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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.