Home / 9,247.04-12,763.20-5,270.51

Finding the Fourth Proportional to 9,247.04, 12,763.20 and 5,270.51

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Solution

The fourth proportional to 9,247.04, 12,763.20 and 5,270.51 is: 7,274.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.04 : 12,763.20 = 5,270.51 : x
  2. Step 2: Convert to fraction form
    9,247.04/12,763.20 = 5,270.51/x
  3. Step 3: Cross multiply
    9,247.04x = 12,763.20 × 5,270.51
  4. Step 4: Simplify right side
    9,247.04x = 67,268,573.23
  5. Step 5: Solve for x
    x = 67,268,573.23/9,247.04
  6. Step 6: Final answer
    x = 7,274.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.