Home / 11,848.20-16,350.48-6,543.60

Finding the Fourth Proportional to 11,848.20, 16,350.48 and 6,543.60

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Solution

The fourth proportional to 11,848.20, 16,350.48 and 6,543.60 is: 9,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.20 : 16,350.48 = 6,543.60 : x
  2. Step 2: Convert to fraction form
    11,848.20/16,350.48 = 6,543.60/x
  3. Step 3: Cross multiply
    11,848.20x = 16,350.48 × 6,543.60
  4. Step 4: Simplify right side
    11,848.20x = 106,991,000.93
  5. Step 5: Solve for x
    x = 106,991,000.93/11,848.20
  6. Step 6: Final answer
    x = 9,030.15

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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.