Home / 10,764.48-16,146.76-2,973.92

Finding the Fourth Proportional to 10,764.48, 16,146.76 and 2,973.92

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Solution

The fourth proportional to 10,764.48, 16,146.76 and 2,973.92 is: 4,460.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.48 : 16,146.76 = 2,973.92 : x
  2. Step 2: Convert to fraction form
    10,764.48/16,146.76 = 2,973.92/x
  3. Step 3: Cross multiply
    10,764.48x = 16,146.76 × 2,973.92
  4. Step 4: Simplify right side
    10,764.48x = 48,019,172.50
  5. Step 5: Solve for x
    x = 48,019,172.50/10,764.48
  6. Step 6: Final answer
    x = 4,460.89

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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.