Home / 10,623-14,659.26-6,376.58

Finding the Fourth Proportional to 10,623, 14,659.26 and 6,376.58

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Solution

The fourth proportional to 10,623, 14,659.26 and 6,376.58 is: 8,799.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623 : 14,659.26 = 6,376.58 : x
  2. Step 2: Convert to fraction form
    10,623/14,659.26 = 6,376.58/x
  3. Step 3: Cross multiply
    10,623x = 14,659.26 × 6,376.58
  4. Step 4: Simplify right side
    10,623x = 93,475,870.83
  5. Step 5: Solve for x
    x = 93,475,870.83/10,623
  6. Step 6: Final answer
    x = 8,799.39

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1.5x scale

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.