Home / 7,373.61-10,174.81-4,540.53

Finding the Fourth Proportional to 7,373.61, 10,174.81 and 4,540.53

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Solution

The fourth proportional to 7,373.61, 10,174.81 and 4,540.53 is: 6,265.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.61 : 10,174.81 = 4,540.53 : x
  2. Step 2: Convert to fraction form
    7,373.61/10,174.81 = 4,540.53/x
  3. Step 3: Cross multiply
    7,373.61x = 10,174.81 × 4,540.53
  4. Step 4: Simplify right side
    7,373.61x = 46,199,030.05
  5. Step 5: Solve for x
    x = 46,199,030.05/7,373.61
  6. Step 6: Final answer
    x = 6,265.46

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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.