Home / 7,903.65-11,854.35-2,356.77

Finding the Fourth Proportional to 7,903.65, 11,854.35 and 2,356.77

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Solution

The fourth proportional to 7,903.65, 11,854.35 and 2,356.77 is: 3,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.65 : 11,854.35 = 2,356.77 : x
  2. Step 2: Convert to fraction form
    7,903.65/11,854.35 = 2,356.77/x
  3. Step 3: Cross multiply
    7,903.65x = 11,854.35 × 2,356.77
  4. Step 4: Simplify right side
    7,903.65x = 27,937,976.45
  5. Step 5: Solve for x
    x = 27,937,976.45/7,903.65
  6. Step 6: Final answer
    x = 3,534.82

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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.