Home / 10,800.34-14,904.64-6,326.72

Finding the Fourth Proportional to 10,800.34, 14,904.64 and 6,326.72

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Solution

The fourth proportional to 10,800.34, 14,904.64 and 6,326.72 is: 8,730.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.34 : 14,904.64 = 6,326.72 : x
  2. Step 2: Convert to fraction form
    10,800.34/14,904.64 = 6,326.72/x
  3. Step 3: Cross multiply
    10,800.34x = 14,904.64 × 6,326.72
  4. Step 4: Simplify right side
    10,800.34x = 94,297,483.98
  5. Step 5: Solve for x
    x = 94,297,483.98/10,800.34
  6. Step 6: Final answer
    x = 8,730.97

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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.