Home / 9,946.08-13,725.60-5,754.40

Finding the Fourth Proportional to 9,946.08, 13,725.60 and 5,754.40

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Solution

The fourth proportional to 9,946.08, 13,725.60 and 5,754.40 is: 7,941.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946.08 : 13,725.60 = 5,754.40 : x
  2. Step 2: Convert to fraction form
    9,946.08/13,725.60 = 5,754.40/x
  3. Step 3: Cross multiply
    9,946.08x = 13,725.60 × 5,754.40
  4. Step 4: Simplify right side
    9,946.08x = 78,982,592.64
  5. Step 5: Solve for x
    x = 78,982,592.64/9,946.08
  6. Step 6: Final answer
    x = 7,941.08

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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.