Home / 4,432.88-6,649.33-1,312.94

Finding the Fourth Proportional to 4,432.88, 6,649.33 and 1,312.94

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Solution

The fourth proportional to 4,432.88, 6,649.33 and 1,312.94 is: 1,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.88 : 6,649.33 = 1,312.94 : x
  2. Step 2: Convert to fraction form
    4,432.88/6,649.33 = 1,312.94/x
  3. Step 3: Cross multiply
    4,432.88x = 6,649.33 × 1,312.94
  4. Step 4: Simplify right side
    4,432.88x = 8,730,157.99
  5. Step 5: Solve for x
    x = 8,730,157.99/4,432.88
  6. Step 6: Final answer
    x = 1,969.41

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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.