Home / 4,655.72-6,988.20-2,901.17

Finding the Fourth Proportional to 4,655.72, 6,988.20 and 2,901.17

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Solution

The fourth proportional to 4,655.72, 6,988.20 and 2,901.17 is: 4,354.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.72 : 6,988.20 = 2,901.17 : x
  2. Step 2: Convert to fraction form
    4,655.72/6,988.20 = 2,901.17/x
  3. Step 3: Cross multiply
    4,655.72x = 6,988.20 × 2,901.17
  4. Step 4: Simplify right side
    4,655.72x = 20,273,956.19
  5. Step 5: Solve for x
    x = 20,273,956.19/4,655.72
  6. Step 6: Final answer
    x = 4,354.63

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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.