Home / 8,927.34-13,392.93-2,686.83

Finding the Fourth Proportional to 8,927.34, 13,392.93 and 2,686.83

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Solution

The fourth proportional to 8,927.34, 13,392.93 and 2,686.83 is: 4,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.34 : 13,392.93 = 2,686.83 : x
  2. Step 2: Convert to fraction form
    8,927.34/13,392.93 = 2,686.83/x
  3. Step 3: Cross multiply
    8,927.34x = 13,392.93 × 2,686.83
  4. Step 4: Simplify right side
    8,927.34x = 35,984,526.11
  5. Step 5: Solve for x
    x = 35,984,526.11/8,927.34
  6. Step 6: Final answer
    x = 4,030.82

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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.