Home / 2,881.37-4,312.04-1,770.29

Finding the Fourth Proportional to 2,881.37, 4,312.04 and 1,770.29

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Solution

The fourth proportional to 2,881.37, 4,312.04 and 1,770.29 is: 2,649.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.37 : 4,312.04 = 1,770.29 : x
  2. Step 2: Convert to fraction form
    2,881.37/4,312.04 = 1,770.29/x
  3. Step 3: Cross multiply
    2,881.37x = 4,312.04 × 1,770.29
  4. Step 4: Simplify right side
    2,881.37x = 7,633,565.24
  5. Step 5: Solve for x
    x = 7,633,565.24/2,881.37
  6. Step 6: Final answer
    x = 2,649.28

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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.