Home / 11,746.85-16,210.62-6,442.01

Finding the Fourth Proportional to 11,746.85, 16,210.62 and 6,442.01

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Solution

The fourth proportional to 11,746.85, 16,210.62 and 6,442.01 is: 8,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.85 : 16,210.62 = 6,442.01 : x
  2. Step 2: Convert to fraction form
    11,746.85/16,210.62 = 6,442.01/x
  3. Step 3: Cross multiply
    11,746.85x = 16,210.62 × 6,442.01
  4. Step 4: Simplify right side
    11,746.85x = 104,428,895.09
  5. Step 5: Solve for x
    x = 104,428,895.09/11,746.85
  6. Step 6: Final answer
    x = 8,889.95

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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.