Home / 2,901.12-4,351.70-1,051.89

Finding the Fourth Proportional to 2,901.12, 4,351.70 and 1,051.89

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Solution

The fourth proportional to 2,901.12, 4,351.70 and 1,051.89 is: 1,577.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.12 : 4,351.70 = 1,051.89 : x
  2. Step 2: Convert to fraction form
    2,901.12/4,351.70 = 1,051.89/x
  3. Step 3: Cross multiply
    2,901.12x = 4,351.70 × 1,051.89
  4. Step 4: Simplify right side
    2,901.12x = 4,577,509.71
  5. Step 5: Solve for x
    x = 4,577,509.71/2,901.12
  6. Step 6: Final answer
    x = 1,577.84

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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.