Home / 7,954.17-11,931.47-4,442.22

Finding the Fourth Proportional to 7,954.17, 11,931.47 and 4,442.22

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Solution

The fourth proportional to 7,954.17, 11,931.47 and 4,442.22 is: 6,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954.17 : 11,931.47 = 4,442.22 : x
  2. Step 2: Convert to fraction form
    7,954.17/11,931.47 = 4,442.22/x
  3. Step 3: Cross multiply
    7,954.17x = 11,931.47 × 4,442.22
  4. Step 4: Simplify right side
    7,954.17x = 53,002,192.45
  5. Step 5: Solve for x
    x = 53,002,192.45/7,954.17
  6. Step 6: Final answer
    x = 6,663.45

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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.