Home / 6,537.60-9,811.20-4,345.60

Finding the Fourth Proportional to 6,537.60, 9,811.20 and 4,345.60

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Solution

The fourth proportional to 6,537.60, 9,811.20 and 4,345.60 is: 6,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537.60 : 9,811.20 = 4,345.60 : x
  2. Step 2: Convert to fraction form
    6,537.60/9,811.20 = 4,345.60/x
  3. Step 3: Cross multiply
    6,537.60x = 9,811.20 × 4,345.60
  4. Step 4: Simplify right side
    6,537.60x = 42,635,550.72
  5. Step 5: Solve for x
    x = 42,635,550.72/6,537.60
  6. Step 6: Final answer
    x = 6,521.59

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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.