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Finding the Fourth Proportional to 1,880.71, 2,595.65 and 1,095.01

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Solution

The fourth proportional to 1,880.71, 2,595.65 and 1,095.01 is: 1,511.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.71 : 2,595.65 = 1,095.01 : x
  2. Step 2: Convert to fraction form
    1,880.71/2,595.65 = 1,095.01/x
  3. Step 3: Cross multiply
    1,880.71x = 2,595.65 × 1,095.01
  4. Step 4: Simplify right side
    1,880.71x = 2,842,262.71
  5. Step 5: Solve for x
    x = 2,842,262.71/1,880.71
  6. Step 6: Final answer
    x = 1,511.27

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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.