Home / 5,263.11-7,894.49-1,565.36

Finding the Fourth Proportional to 5,263.11, 7,894.49 and 1,565.36

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Solution

The fourth proportional to 5,263.11, 7,894.49 and 1,565.36 is: 2,347.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.11 : 7,894.49 = 1,565.36 : x
  2. Step 2: Convert to fraction form
    5,263.11/7,894.49 = 1,565.36/x
  3. Step 3: Cross multiply
    5,263.11x = 7,894.49 × 1,565.36
  4. Step 4: Simplify right side
    5,263.11x = 12,357,718.87
  5. Step 5: Solve for x
    x = 12,357,718.87/5,263.11
  6. Step 6: Final answer
    x = 2,347.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.