Home / 7,373.56-10,172.08-4,387.72

Finding the Fourth Proportional to 7,373.56, 10,172.08 and 4,387.72

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Solution

The fourth proportional to 7,373.56, 10,172.08 and 4,387.72 is: 6,053.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.56 : 10,172.08 = 4,387.72 : x
  2. Step 2: Convert to fraction form
    7,373.56/10,172.08 = 4,387.72/x
  3. Step 3: Cross multiply
    7,373.56x = 10,172.08 × 4,387.72
  4. Step 4: Simplify right side
    7,373.56x = 44,632,238.86
  5. Step 5: Solve for x
    x = 44,632,238.86/7,373.56
  6. Step 6: Final answer
    x = 6,053.01

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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.