Home / 8,032.18-11,989.44-7,085.30

Finding the Fourth Proportional to 8,032.18, 11,989.44 and 7,085.30

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Solution

The fourth proportional to 8,032.18, 11,989.44 and 7,085.30 is: 10,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,032.18 : 11,989.44 = 7,085.30 : x
  2. Step 2: Convert to fraction form
    8,032.18/11,989.44 = 7,085.30/x
  3. Step 3: Cross multiply
    8,032.18x = 11,989.44 × 7,085.30
  4. Step 4: Simplify right side
    8,032.18x = 84,948,779.23
  5. Step 5: Solve for x
    x = 84,948,779.23/8,032.18
  6. Step 6: Final answer
    x = 10,576.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.