Home / 10,630.31-15,946.28-3,235.40

Finding the Fourth Proportional to 10,630.31, 15,946.28 and 3,235.40

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Solution

The fourth proportional to 10,630.31, 15,946.28 and 3,235.40 is: 4,853.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.31 : 15,946.28 = 3,235.40 : x
  2. Step 2: Convert to fraction form
    10,630.31/15,946.28 = 3,235.40/x
  3. Step 3: Cross multiply
    10,630.31x = 15,946.28 × 3,235.40
  4. Step 4: Simplify right side
    10,630.31x = 51,592,578.14
  5. Step 5: Solve for x
    x = 51,592,578.14/10,630.31
  6. Step 6: Final answer
    x = 4,853.35

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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.