Home / 10,117.10-13,970.41-6,346.75

Finding the Fourth Proportional to 10,117.10, 13,970.41 and 6,346.75

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Solution

The fourth proportional to 10,117.10, 13,970.41 and 6,346.75 is: 8,764.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117.10 : 13,970.41 = 6,346.75 : x
  2. Step 2: Convert to fraction form
    10,117.10/13,970.41 = 6,346.75/x
  3. Step 3: Cross multiply
    10,117.10x = 13,970.41 × 6,346.75
  4. Step 4: Simplify right side
    10,117.10x = 88,666,629.82
  5. Step 5: Solve for x
    x = 88,666,629.82/10,117.10
  6. Step 6: Final answer
    x = 8,764.04

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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.