Home / 11,975.52-16,526.28-6,670.32

Finding the Fourth Proportional to 11,975.52, 16,526.28 and 6,670.32

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Solution

The fourth proportional to 11,975.52, 16,526.28 and 6,670.32 is: 9,205.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.52 : 16,526.28 = 6,670.32 : x
  2. Step 2: Convert to fraction form
    11,975.52/16,526.28 = 6,670.32/x
  3. Step 3: Cross multiply
    11,975.52x = 16,526.28 × 6,670.32
  4. Step 4: Simplify right side
    11,975.52x = 110,235,576.01
  5. Step 5: Solve for x
    x = 110,235,576.01/11,975.52
  6. Step 6: Final answer
    x = 9,205.08

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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.