Home / 10,660.60-15,969.30-6,038.20

Finding the Fourth Proportional to 10,660.60, 15,969.30 and 6,038.20

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Solution

The fourth proportional to 10,660.60, 15,969.30 and 6,038.20 is: 9,045.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.60 : 15,969.30 = 6,038.20 : x
  2. Step 2: Convert to fraction form
    10,660.60/15,969.30 = 6,038.20/x
  3. Step 3: Cross multiply
    10,660.60x = 15,969.30 × 6,038.20
  4. Step 4: Simplify right side
    10,660.60x = 96,425,827.26
  5. Step 5: Solve for x
    x = 96,425,827.26/10,660.60
  6. Step 6: Final answer
    x = 9,045.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.