Home / 10,317.47-15,474.15-5,050.22

Finding the Fourth Proportional to 10,317.47, 15,474.15 and 5,050.22

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Solution

The fourth proportional to 10,317.47, 15,474.15 and 5,050.22 is: 7,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.47 : 15,474.15 = 5,050.22 : x
  2. Step 2: Convert to fraction form
    10,317.47/15,474.15 = 5,050.22/x
  3. Step 3: Cross multiply
    10,317.47x = 15,474.15 × 5,050.22
  4. Step 4: Simplify right side
    10,317.47x = 78,147,784.44
  5. Step 5: Solve for x
    x = 78,147,784.44/10,317.47
  6. Step 6: Final answer
    x = 7,574.32

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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.