Home / 1,758.07-2,629.35-1,564.45

Finding the Fourth Proportional to 1,758.07, 2,629.35 and 1,564.45

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Solution

The fourth proportional to 1,758.07, 2,629.35 and 1,564.45 is: 2,339.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758.07 : 2,629.35 = 1,564.45 : x
  2. Step 2: Convert to fraction form
    1,758.07/2,629.35 = 1,564.45/x
  3. Step 3: Cross multiply
    1,758.07x = 2,629.35 × 1,564.45
  4. Step 4: Simplify right side
    1,758.07x = 4,113,486.61
  5. Step 5: Solve for x
    x = 4,113,486.61/1,758.07
  6. Step 6: Final answer
    x = 2,339.77

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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.