Home / 1,526.13-2,105.35-896.46

Finding the Fourth Proportional to 1,526.13, 2,105.35 and 896.46

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Solution

The fourth proportional to 1,526.13, 2,105.35 and 896.46 is: 1,236.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.13 : 2,105.35 = 896.46 : x
  2. Step 2: Convert to fraction form
    1,526.13/2,105.35 = 896.46/x
  3. Step 3: Cross multiply
    1,526.13x = 2,105.35 × 896.46
  4. Step 4: Simplify right side
    1,526.13x = 1,887,347.05
  5. Step 5: Solve for x
    x = 1,887,347.05/1,526.13
  6. Step 6: Final answer
    x = 1,236.69

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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.