Home / 8,604.98-11,875.36-6,476.70

Finding the Fourth Proportional to 8,604.98, 11,875.36 and 6,476.70

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Solution

The fourth proportional to 8,604.98, 11,875.36 and 6,476.70 is: 8,938.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,604.98 : 11,875.36 = 6,476.70 : x
  2. Step 2: Convert to fraction form
    8,604.98/11,875.36 = 6,476.70/x
  3. Step 3: Cross multiply
    8,604.98x = 11,875.36 × 6,476.70
  4. Step 4: Simplify right side
    8,604.98x = 76,913,144.11
  5. Step 5: Solve for x
    x = 76,913,144.11/8,604.98
  6. Step 6: Final answer
    x = 8,938.21

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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.