Home / 7,931.93-11,894.04-2,384.24

Finding the Fourth Proportional to 7,931.93, 11,894.04 and 2,384.24

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Solution

The fourth proportional to 7,931.93, 11,894.04 and 2,384.24 is: 3,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931.93 : 11,894.04 = 2,384.24 : x
  2. Step 2: Convert to fraction form
    7,931.93/11,894.04 = 2,384.24/x
  3. Step 3: Cross multiply
    7,931.93x = 11,894.04 × 2,384.24
  4. Step 4: Simplify right side
    7,931.93x = 28,358,186.46
  5. Step 5: Solve for x
    x = 28,358,186.46/7,931.93
  6. Step 6: Final answer
    x = 3,575.20

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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.