Home / 1,675.60-2,307.45-1,568.63

Finding the Fourth Proportional to 1,675.60, 2,307.45 and 1,568.63

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Solution

The fourth proportional to 1,675.60, 2,307.45 and 1,568.63 is: 2,160.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.60 : 2,307.45 = 1,568.63 : x
  2. Step 2: Convert to fraction form
    1,675.60/2,307.45 = 1,568.63/x
  3. Step 3: Cross multiply
    1,675.60x = 2,307.45 × 1,568.63
  4. Step 4: Simplify right side
    1,675.60x = 3,619,535.29
  5. Step 5: Solve for x
    x = 3,619,535.29/1,675.60
  6. Step 6: Final answer
    x = 2,160.14

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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.