Home / 10,252.02-15,378.84-5,055.06

Finding the Fourth Proportional to 10,252.02, 15,378.84 and 5,055.06

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Solution

The fourth proportional to 10,252.02, 15,378.84 and 5,055.06 is: 7,582.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.02 : 15,378.84 = 5,055.06 : x
  2. Step 2: Convert to fraction form
    10,252.02/15,378.84 = 5,055.06/x
  3. Step 3: Cross multiply
    10,252.02x = 15,378.84 × 5,055.06
  4. Step 4: Simplify right side
    10,252.02x = 77,740,958.93
  5. Step 5: Solve for x
    x = 77,740,958.93/10,252.02
  6. Step 6: Final answer
    x = 7,582.99

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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.