Home / 1,532.84-2,113.46-1,296.37

Finding the Fourth Proportional to 1,532.84, 2,113.46 and 1,296.37

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Solution

The fourth proportional to 1,532.84, 2,113.46 and 1,296.37 is: 1,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.84 : 2,113.46 = 1,296.37 : x
  2. Step 2: Convert to fraction form
    1,532.84/2,113.46 = 1,296.37/x
  3. Step 3: Cross multiply
    1,532.84x = 2,113.46 × 1,296.37
  4. Step 4: Simplify right side
    1,532.84x = 2,739,826.14
  5. Step 5: Solve for x
    x = 2,739,826.14/1,532.84
  6. Step 6: Final answer
    x = 1,787.42

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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.