Home / 10,817.64-14,928.30-6,101.88

Finding the Fourth Proportional to 10,817.64, 14,928.30 and 6,101.88

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Solution

The fourth proportional to 10,817.64, 14,928.30 and 6,101.88 is: 8,420.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.64 : 14,928.30 = 6,101.88 : x
  2. Step 2: Convert to fraction form
    10,817.64/14,928.30 = 6,101.88/x
  3. Step 3: Cross multiply
    10,817.64x = 14,928.30 × 6,101.88
  4. Step 4: Simplify right side
    10,817.64x = 91,090,695.20
  5. Step 5: Solve for x
    x = 91,090,695.20/10,817.64
  6. Step 6: Final answer
    x = 8,420.57

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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.