Home / 10,406.58-14,358.95-6,155.54

Finding the Fourth Proportional to 10,406.58, 14,358.95 and 6,155.54

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Solution

The fourth proportional to 10,406.58, 14,358.95 and 6,155.54 is: 8,493.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,406.58 : 14,358.95 = 6,155.54 : x
  2. Step 2: Convert to fraction form
    10,406.58/14,358.95 = 6,155.54/x
  3. Step 3: Cross multiply
    10,406.58x = 14,358.95 × 6,155.54
  4. Step 4: Simplify right side
    10,406.58x = 88,387,091.08
  5. Step 5: Solve for x
    x = 88,387,091.08/10,406.58
  6. Step 6: Final answer
    x = 8,493.39

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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.