Home / 8,412.63-11,608.38-4,875.36

Finding the Fourth Proportional to 8,412.63, 11,608.38 and 4,875.36

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Solution

The fourth proportional to 8,412.63, 11,608.38 and 4,875.36 is: 6,727.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412.63 : 11,608.38 = 4,875.36 : x
  2. Step 2: Convert to fraction form
    8,412.63/11,608.38 = 4,875.36/x
  3. Step 3: Cross multiply
    8,412.63x = 11,608.38 × 4,875.36
  4. Step 4: Simplify right side
    8,412.63x = 56,595,031.52
  5. Step 5: Solve for x
    x = 56,595,031.52/8,412.63
  6. Step 6: Final answer
    x = 6,727.39

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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.