Home / 11,807.91-16,295.18-6,503.02

Finding the Fourth Proportional to 11,807.91, 16,295.18 and 6,503.02

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Solution

The fourth proportional to 11,807.91, 16,295.18 and 6,503.02 is: 8,974.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,807.91 : 16,295.18 = 6,503.02 : x
  2. Step 2: Convert to fraction form
    11,807.91/16,295.18 = 6,503.02/x
  3. Step 3: Cross multiply
    11,807.91x = 16,295.18 × 6,503.02
  4. Step 4: Simplify right side
    11,807.91x = 105,967,808.19
  5. Step 5: Solve for x
    x = 105,967,808.19/11,807.91
  6. Step 6: Final answer
    x = 8,974.31

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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.