Home / 5,055.42-7,584.93-2,591.40

Finding the Fourth Proportional to 5,055.42, 7,584.93 and 2,591.40

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Solution

The fourth proportional to 5,055.42, 7,584.93 and 2,591.40 is: 3,888.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.42 : 7,584.93 = 2,591.40 : x
  2. Step 2: Convert to fraction form
    5,055.42/7,584.93 = 2,591.40/x
  3. Step 3: Cross multiply
    5,055.42x = 7,584.93 × 2,591.40
  4. Step 4: Simplify right side
    5,055.42x = 19,655,587.60
  5. Step 5: Solve for x
    x = 19,655,587.60/5,055.42
  6. Step 6: Final answer
    x = 3,888.02

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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.