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Finding the Fourth Proportional to 1,526.92, 2,106.68 and 897.44

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Solution

The fourth proportional to 1,526.92, 2,106.68 and 897.44 is: 1,238.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.92 : 2,106.68 = 897.44 : x
  2. Step 2: Convert to fraction form
    1,526.92/2,106.68 = 897.44/x
  3. Step 3: Cross multiply
    1,526.92x = 2,106.68 × 897.44
  4. Step 4: Simplify right side
    1,526.92x = 1,890,603.88
  5. Step 5: Solve for x
    x = 1,890,603.88/1,526.92
  6. Step 6: Final answer
    x = 1,238.18

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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.