Home / 7,188.84-10,767.63-4,407.06

Finding the Fourth Proportional to 7,188.84, 10,767.63 and 4,407.06

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Solution

The fourth proportional to 7,188.84, 10,767.63 and 4,407.06 is: 6,601.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188.84 : 10,767.63 = 4,407.06 : x
  2. Step 2: Convert to fraction form
    7,188.84/10,767.63 = 4,407.06/x
  3. Step 3: Cross multiply
    7,188.84x = 10,767.63 × 4,407.06
  4. Step 4: Simplify right side
    7,188.84x = 47,453,591.47
  5. Step 5: Solve for x
    x = 47,453,591.47/7,188.84
  6. Step 6: Final answer
    x = 6,601.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.