Home / 7,512.51-10,367.18-4,155.06

Finding the Fourth Proportional to 7,512.51, 10,367.18 and 4,155.06

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Solution

The fourth proportional to 7,512.51, 10,367.18 and 4,155.06 is: 5,733.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.51 : 10,367.18 = 4,155.06 : x
  2. Step 2: Convert to fraction form
    7,512.51/10,367.18 = 4,155.06/x
  3. Step 3: Cross multiply
    7,512.51x = 10,367.18 × 4,155.06
  4. Step 4: Simplify right side
    7,512.51x = 43,076,234.16
  5. Step 5: Solve for x
    x = 43,076,234.16/7,512.51
  6. Step 6: Final answer
    x = 5,733.93

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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.