Home / 10,178.06-15,265.26-4,631.58

Finding the Fourth Proportional to 10,178.06, 15,265.26 and 4,631.58

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Solution

The fourth proportional to 10,178.06, 15,265.26 and 4,631.58 is: 6,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178.06 : 15,265.26 = 4,631.58 : x
  2. Step 2: Convert to fraction form
    10,178.06/15,265.26 = 4,631.58/x
  3. Step 3: Cross multiply
    10,178.06x = 15,265.26 × 4,631.58
  4. Step 4: Simplify right side
    10,178.06x = 70,702,272.91
  5. Step 5: Solve for x
    x = 70,702,272.91/10,178.06
  6. Step 6: Final answer
    x = 6,946.54

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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.