Home / 8,159.84-11,263.14-4,625.40

Finding the Fourth Proportional to 8,159.84, 11,263.14 and 4,625.40

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Solution

The fourth proportional to 8,159.84, 11,263.14 and 4,625.40 is: 6,384.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.84 : 11,263.14 = 4,625.40 : x
  2. Step 2: Convert to fraction form
    8,159.84/11,263.14 = 4,625.40/x
  3. Step 3: Cross multiply
    8,159.84x = 11,263.14 × 4,625.40
  4. Step 4: Simplify right side
    8,159.84x = 52,096,504.63
  5. Step 5: Solve for x
    x = 52,096,504.63/8,159.84
  6. Step 6: Final answer
    x = 6,384.50

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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.