Home / 8,476.51-11,698.27-4,700.86

Finding the Fourth Proportional to 8,476.51, 11,698.27 and 4,700.86

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Solution

The fourth proportional to 8,476.51, 11,698.27 and 4,700.86 is: 6,487.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.51 : 11,698.27 = 4,700.86 : x
  2. Step 2: Convert to fraction form
    8,476.51/11,698.27 = 4,700.86/x
  3. Step 3: Cross multiply
    8,476.51x = 11,698.27 × 4,700.86
  4. Step 4: Simplify right side
    8,476.51x = 54,991,929.51
  5. Step 5: Solve for x
    x = 54,991,929.51/8,476.51
  6. Step 6: Final answer
    x = 6,487.57

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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.