Home / 1,525.29-2,104.70-964.77

Finding the Fourth Proportional to 1,525.29, 2,104.70 and 964.77

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Solution

The fourth proportional to 1,525.29, 2,104.70 and 964.77 is: 1,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.29 : 2,104.70 = 964.77 : x
  2. Step 2: Convert to fraction form
    1,525.29/2,104.70 = 964.77/x
  3. Step 3: Cross multiply
    1,525.29x = 2,104.70 × 964.77
  4. Step 4: Simplify right side
    1,525.29x = 2,030,551.42
  5. Step 5: Solve for x
    x = 2,030,551.42/1,525.29
  6. Step 6: Final answer
    x = 1,331.26

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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.