Home / 1,775.11-2,448.88-1,056.89

Finding the Fourth Proportional to 1,775.11, 2,448.88 and 1,056.89

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Solution

The fourth proportional to 1,775.11, 2,448.88 and 1,056.89 is: 1,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.11 : 2,448.88 = 1,056.89 : x
  2. Step 2: Convert to fraction form
    1,775.11/2,448.88 = 1,056.89/x
  3. Step 3: Cross multiply
    1,775.11x = 2,448.88 × 1,056.89
  4. Step 4: Simplify right side
    1,775.11x = 2,588,206.87
  5. Step 5: Solve for x
    x = 2,588,206.87/1,775.11
  6. Step 6: Final answer
    x = 1,458.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.