Home / 7,587.90-10,464.48-4,755.59

Finding the Fourth Proportional to 7,587.90, 10,464.48 and 4,755.59

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Solution

The fourth proportional to 7,587.90, 10,464.48 and 4,755.59 is: 6,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.90 : 10,464.48 = 4,755.59 : x
  2. Step 2: Convert to fraction form
    7,587.90/10,464.48 = 4,755.59/x
  3. Step 3: Cross multiply
    7,587.90x = 10,464.48 × 4,755.59
  4. Step 4: Simplify right side
    7,587.90x = 49,764,724.12
  5. Step 5: Solve for x
    x = 49,764,724.12/7,587.90
  6. Step 6: Final answer
    x = 6,558.43

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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.