Home / 11,980.58-16,533.53-6,675.74

Finding the Fourth Proportional to 11,980.58, 16,533.53 and 6,675.74

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Solution

The fourth proportional to 11,980.58, 16,533.53 and 6,675.74 is: 9,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,980.58 : 16,533.53 = 6,675.74 : x
  2. Step 2: Convert to fraction form
    11,980.58/16,533.53 = 6,675.74/x
  3. Step 3: Cross multiply
    11,980.58x = 16,533.53 × 6,675.74
  4. Step 4: Simplify right side
    11,980.58x = 110,373,547.56
  5. Step 5: Solve for x
    x = 110,373,547.56/11,980.58
  6. Step 6: Final answer
    x = 9,212.70

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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.