Home / 9,015.55-13,511.53-6,525.12

Finding the Fourth Proportional to 9,015.55, 13,511.53 and 6,525.12

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Solution

The fourth proportional to 9,015.55, 13,511.53 and 6,525.12 is: 9,779.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.55 : 13,511.53 = 6,525.12 : x
  2. Step 2: Convert to fraction form
    9,015.55/13,511.53 = 6,525.12/x
  3. Step 3: Cross multiply
    9,015.55x = 13,511.53 × 6,525.12
  4. Step 4: Simplify right side
    9,015.55x = 88,164,287.08
  5. Step 5: Solve for x
    x = 88,164,287.08/9,015.55
  6. Step 6: Final answer
    x = 9,779.14

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1.5x scale

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.