Home / 2,358.40-3,536.64-1,059.52

Finding the Fourth Proportional to 2,358.40, 3,536.64 and 1,059.52

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Solution

The fourth proportional to 2,358.40, 3,536.64 and 1,059.52 is: 1,588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.40 : 3,536.64 = 1,059.52 : x
  2. Step 2: Convert to fraction form
    2,358.40/3,536.64 = 1,059.52/x
  3. Step 3: Cross multiply
    2,358.40x = 3,536.64 × 1,059.52
  4. Step 4: Simplify right side
    2,358.40x = 3,747,140.81
  5. Step 5: Solve for x
    x = 3,747,140.81/2,358.40
  6. Step 6: Final answer
    x = 1,588.85

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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.