Home / 10,380.48-14,324.36-5,903.92

Finding the Fourth Proportional to 10,380.48, 14,324.36 and 5,903.92

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Solution

The fourth proportional to 10,380.48, 14,324.36 and 5,903.92 is: 8,147.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380.48 : 14,324.36 = 5,903.92 : x
  2. Step 2: Convert to fraction form
    10,380.48/14,324.36 = 5,903.92/x
  3. Step 3: Cross multiply
    10,380.48x = 14,324.36 × 5,903.92
  4. Step 4: Simplify right side
    10,380.48x = 84,569,875.49
  5. Step 5: Solve for x
    x = 84,569,875.49/10,380.48
  6. Step 6: Final answer
    x = 8,147.01

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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.