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Finding the Fourth Proportional to 1,880.96, 2,595.72 and 1,041.72

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Solution

The fourth proportional to 1,880.96, 2,595.72 and 1,041.72 is: 1,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.96 : 2,595.72 = 1,041.72 : x
  2. Step 2: Convert to fraction form
    1,880.96/2,595.72 = 1,041.72/x
  3. Step 3: Cross multiply
    1,880.96x = 2,595.72 × 1,041.72
  4. Step 4: Simplify right side
    1,880.96x = 2,704,013.44
  5. Step 5: Solve for x
    x = 2,704,013.44/1,880.96
  6. Step 6: Final answer
    x = 1,437.57

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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.