Home / 5,051.04-7,585.98-4,128.56

Finding the Fourth Proportional to 5,051.04, 7,585.98 and 4,128.56

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Solution

The fourth proportional to 5,051.04, 7,585.98 and 4,128.56 is: 6,200.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.04 : 7,585.98 = 4,128.56 : x
  2. Step 2: Convert to fraction form
    5,051.04/7,585.98 = 4,128.56/x
  3. Step 3: Cross multiply
    5,051.04x = 7,585.98 × 4,128.56
  4. Step 4: Simplify right side
    5,051.04x = 31,319,135.66
  5. Step 5: Solve for x
    x = 31,319,135.66/5,051.04
  6. Step 6: Final answer
    x = 6,200.53

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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.