Home / 11,880.42-17,848.35-6,953.55

Finding the Fourth Proportional to 11,880.42, 17,848.35 and 6,953.55

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Solution

The fourth proportional to 11,880.42, 17,848.35 and 6,953.55 is: 10,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880.42 : 17,848.35 = 6,953.55 : x
  2. Step 2: Convert to fraction form
    11,880.42/17,848.35 = 6,953.55/x
  3. Step 3: Cross multiply
    11,880.42x = 17,848.35 × 6,953.55
  4. Step 4: Simplify right side
    11,880.42x = 124,109,394.14
  5. Step 5: Solve for x
    x = 124,109,394.14/11,880.42
  6. Step 6: Final answer
    x = 10,446.55

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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.