Home / 10,898.42-15,044.40-7,366.41

Finding the Fourth Proportional to 10,898.42, 15,044.40 and 7,366.41

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Solution

The fourth proportional to 10,898.42, 15,044.40 and 7,366.41 is: 10,168.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898.42 : 15,044.40 = 7,366.41 : x
  2. Step 2: Convert to fraction form
    10,898.42/15,044.40 = 7,366.41/x
  3. Step 3: Cross multiply
    10,898.42x = 15,044.40 × 7,366.41
  4. Step 4: Simplify right side
    10,898.42x = 110,823,218.60
  5. Step 5: Solve for x
    x = 110,823,218.60/10,898.42
  6. Step 6: Final answer
    x = 10,168.75

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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.