Home / 10,703.13-16,044.36-5,435.70

Finding the Fourth Proportional to 10,703.13, 16,044.36 and 5,435.70

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Solution

The fourth proportional to 10,703.13, 16,044.36 and 5,435.70 is: 8,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.13 : 16,044.36 = 5,435.70 : x
  2. Step 2: Convert to fraction form
    10,703.13/16,044.36 = 5,435.70/x
  3. Step 3: Cross multiply
    10,703.13x = 16,044.36 × 5,435.70
  4. Step 4: Simplify right side
    10,703.13x = 87,212,327.65
  5. Step 5: Solve for x
    x = 87,212,327.65/10,703.13
  6. Step 6: Final answer
    x = 8,148.30

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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.