Home / 8,412.28-11,608.26-4,875.71

Finding the Fourth Proportional to 8,412.28, 11,608.26 and 4,875.71

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Solution

The fourth proportional to 8,412.28, 11,608.26 and 4,875.71 is: 6,728.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412.28 : 11,608.26 = 4,875.71 : x
  2. Step 2: Convert to fraction form
    8,412.28/11,608.26 = 4,875.71/x
  3. Step 3: Cross multiply
    8,412.28x = 11,608.26 × 4,875.71
  4. Step 4: Simplify right side
    8,412.28x = 56,598,509.36
  5. Step 5: Solve for x
    x = 56,598,509.36/8,412.28
  6. Step 6: Final answer
    x = 6,728.08

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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.