Home / 9,476.78-14,214.52-2,902.40

Finding the Fourth Proportional to 9,476.78, 14,214.52 and 2,902.40

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Solution

The fourth proportional to 9,476.78, 14,214.52 and 2,902.40 is: 4,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,476.78 : 14,214.52 = 2,902.40 : x
  2. Step 2: Convert to fraction form
    9,476.78/14,214.52 = 2,902.40/x
  3. Step 3: Cross multiply
    9,476.78x = 14,214.52 × 2,902.40
  4. Step 4: Simplify right side
    9,476.78x = 41,256,222.85
  5. Step 5: Solve for x
    x = 41,256,222.85/9,476.78
  6. Step 6: Final answer
    x = 4,353.40

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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.