Home / 4,323.13-6,485.73-1,857.98

Finding the Fourth Proportional to 4,323.13, 6,485.73 and 1,857.98

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Solution

The fourth proportional to 4,323.13, 6,485.73 and 1,857.98 is: 2,787.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,323.13 : 6,485.73 = 1,857.98 : x
  2. Step 2: Convert to fraction form
    4,323.13/6,485.73 = 1,857.98/x
  3. Step 3: Cross multiply
    4,323.13x = 6,485.73 × 1,857.98
  4. Step 4: Simplify right side
    4,323.13x = 12,050,356.63
  5. Step 5: Solve for x
    x = 12,050,356.63/4,323.13
  6. Step 6: Final answer
    x = 2,787.41

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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.