Home / 5,087.07-7,630.74-1,624.32

Finding the Fourth Proportional to 5,087.07, 7,630.74 and 1,624.32

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Solution

The fourth proportional to 5,087.07, 7,630.74 and 1,624.32 is: 2,436.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.07 : 7,630.74 = 1,624.32 : x
  2. Step 2: Convert to fraction form
    5,087.07/7,630.74 = 1,624.32/x
  3. Step 3: Cross multiply
    5,087.07x = 7,630.74 × 1,624.32
  4. Step 4: Simplify right side
    5,087.07x = 12,394,763.60
  5. Step 5: Solve for x
    x = 12,394,763.60/5,087.07
  6. Step 6: Final answer
    x = 2,436.52

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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.