Home / 6,528.13-9,783.35-4,764.86

Finding the Fourth Proportional to 6,528.13, 9,783.35 and 4,764.86

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Solution

The fourth proportional to 6,528.13, 9,783.35 and 4,764.86 is: 7,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.13 : 9,783.35 = 4,764.86 : x
  2. Step 2: Convert to fraction form
    6,528.13/9,783.35 = 4,764.86/x
  3. Step 3: Cross multiply
    6,528.13x = 9,783.35 × 4,764.86
  4. Step 4: Simplify right side
    6,528.13x = 46,616,293.08
  5. Step 5: Solve for x
    x = 46,616,293.08/6,528.13
  6. Step 6: Final answer
    x = 7,140.83

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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.