Home / 5,252.07-7,876.73-2,478.01

Finding the Fourth Proportional to 5,252.07, 7,876.73 and 2,478.01

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Solution

The fourth proportional to 5,252.07, 7,876.73 and 2,478.01 is: 3,716.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.07 : 7,876.73 = 2,478.01 : x
  2. Step 2: Convert to fraction form
    5,252.07/7,876.73 = 2,478.01/x
  3. Step 3: Cross multiply
    5,252.07x = 7,876.73 × 2,478.01
  4. Step 4: Simplify right side
    5,252.07x = 19,518,615.71
  5. Step 5: Solve for x
    x = 19,518,615.71/5,252.07
  6. Step 6: Final answer
    x = 3,716.37

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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.