Home / 1,564.10-2,348.21-1,435.17

Finding the Fourth Proportional to 1,564.10, 2,348.21 and 1,435.17

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Solution

The fourth proportional to 1,564.10, 2,348.21 and 1,435.17 is: 2,154.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564.10 : 2,348.21 = 1,435.17 : x
  2. Step 2: Convert to fraction form
    1,564.10/2,348.21 = 1,435.17/x
  3. Step 3: Cross multiply
    1,564.10x = 2,348.21 × 1,435.17
  4. Step 4: Simplify right side
    1,564.10x = 3,370,084.13
  5. Step 5: Solve for x
    x = 3,370,084.13/1,564.10
  6. Step 6: Final answer
    x = 2,154.65

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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.