Home / 11,535.48-15,918.95-6,230.30

Finding the Fourth Proportional to 11,535.48, 15,918.95 and 6,230.30

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Solution

The fourth proportional to 11,535.48, 15,918.95 and 6,230.30 is: 8,597.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,535.48 : 15,918.95 = 6,230.30 : x
  2. Step 2: Convert to fraction form
    11,535.48/15,918.95 = 6,230.30/x
  3. Step 3: Cross multiply
    11,535.48x = 15,918.95 × 6,230.30
  4. Step 4: Simplify right side
    11,535.48x = 99,179,770.17
  5. Step 5: Solve for x
    x = 99,179,770.17/11,535.48
  6. Step 6: Final answer
    x = 8,597.80

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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.