Home / 2,358.56-3,254.79-1,296.34

Finding the Fourth Proportional to 2,358.56, 3,254.79 and 1,296.34

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Solution

The fourth proportional to 2,358.56, 3,254.79 and 1,296.34 is: 1,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.56 : 3,254.79 = 1,296.34 : x
  2. Step 2: Convert to fraction form
    2,358.56/3,254.79 = 1,296.34/x
  3. Step 3: Cross multiply
    2,358.56x = 3,254.79 × 1,296.34
  4. Step 4: Simplify right side
    2,358.56x = 4,219,298.19
  5. Step 5: Solve for x
    x = 4,219,298.19/2,358.56
  6. Step 6: Final answer
    x = 1,788.93

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1.5x scale

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.