Home / 5,055.69-7,583.52-1,307.48

Finding the Fourth Proportional to 5,055.69, 7,583.52 and 1,307.48

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Solution

The fourth proportional to 5,055.69, 7,583.52 and 1,307.48 is: 1,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.69 : 7,583.52 = 1,307.48 : x
  2. Step 2: Convert to fraction form
    5,055.69/7,583.52 = 1,307.48/x
  3. Step 3: Cross multiply
    5,055.69x = 7,583.52 × 1,307.48
  4. Step 4: Simplify right side
    5,055.69x = 9,915,262.81
  5. Step 5: Solve for x
    x = 9,915,262.81/5,055.69
  6. Step 6: Final answer
    x = 1,961.21

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Similar ratio
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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.