Home / 8,106.74-11,187.15-4,569.96

Finding the Fourth Proportional to 8,106.74, 11,187.15 and 4,569.96

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Solution

The fourth proportional to 8,106.74, 11,187.15 and 4,569.96 is: 6,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.74 : 11,187.15 = 4,569.96 : x
  2. Step 2: Convert to fraction form
    8,106.74/11,187.15 = 4,569.96/x
  3. Step 3: Cross multiply
    8,106.74x = 11,187.15 × 4,569.96
  4. Step 4: Simplify right side
    8,106.74x = 51,124,783.50
  5. Step 5: Solve for x
    x = 51,124,783.50/8,106.74
  6. Step 6: Final answer
    x = 6,306.45

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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.