Home / 5,628.58-7,764.48-4,567.55

Finding the Fourth Proportional to 5,628.58, 7,764.48 and 4,567.55

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Solution

The fourth proportional to 5,628.58, 7,764.48 and 4,567.55 is: 6,300.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.58 : 7,764.48 = 4,567.55 : x
  2. Step 2: Convert to fraction form
    5,628.58/7,764.48 = 4,567.55/x
  3. Step 3: Cross multiply
    5,628.58x = 7,764.48 × 4,567.55
  4. Step 4: Simplify right side
    5,628.58x = 35,464,611.80
  5. Step 5: Solve for x
    x = 35,464,611.80/5,628.58
  6. Step 6: Final answer
    x = 6,300.81

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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.