Home / 10,354.86-14,281.26-6,368.82

Finding the Fourth Proportional to 10,354.86, 14,281.26 and 6,368.82

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Solution

The fourth proportional to 10,354.86, 14,281.26 and 6,368.82 is: 8,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.86 : 14,281.26 = 6,368.82 : x
  2. Step 2: Convert to fraction form
    10,354.86/14,281.26 = 6,368.82/x
  3. Step 3: Cross multiply
    10,354.86x = 14,281.26 × 6,368.82
  4. Step 4: Simplify right side
    10,354.86x = 90,954,774.31
  5. Step 5: Solve for x
    x = 90,954,774.31/10,354.86
  6. Step 6: Final answer
    x = 8,783.78

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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.