Home / 1,891.16-2,607.76-1,592.36

Finding the Fourth Proportional to 1,891.16, 2,607.76 and 1,592.36

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Solution

The fourth proportional to 1,891.16, 2,607.76 and 1,592.36 is: 2,195.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891.16 : 2,607.76 = 1,592.36 : x
  2. Step 2: Convert to fraction form
    1,891.16/2,607.76 = 1,592.36/x
  3. Step 3: Cross multiply
    1,891.16x = 2,607.76 × 1,592.36
  4. Step 4: Simplify right side
    1,891.16x = 4,152,492.71
  5. Step 5: Solve for x
    x = 4,152,492.71/1,891.16
  6. Step 6: Final answer
    x = 2,195.74

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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.