Home / 7,262.08-10,890.80-4,484.60

Finding the Fourth Proportional to 7,262.08, 10,890.80 and 4,484.60

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Solution

The fourth proportional to 7,262.08, 10,890.80 and 4,484.60 is: 6,725.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262.08 : 10,890.80 = 4,484.60 : x
  2. Step 2: Convert to fraction form
    7,262.08/10,890.80 = 4,484.60/x
  3. Step 3: Cross multiply
    7,262.08x = 10,890.80 × 4,484.60
  4. Step 4: Simplify right side
    7,262.08x = 48,840,881.68
  5. Step 5: Solve for x
    x = 48,840,881.68/7,262.08
  6. Step 6: Final answer
    x = 6,725.47

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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.