Home / 11,814.61-16,304.18-6,437.02

Finding the Fourth Proportional to 11,814.61, 16,304.18 and 6,437.02

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Solution

The fourth proportional to 11,814.61, 16,304.18 and 6,437.02 is: 8,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.61 : 16,304.18 = 6,437.02 : x
  2. Step 2: Convert to fraction form
    11,814.61/16,304.18 = 6,437.02/x
  3. Step 3: Cross multiply
    11,814.61x = 16,304.18 × 6,437.02
  4. Step 4: Simplify right side
    11,814.61x = 104,950,332.74
  5. Step 5: Solve for x
    x = 104,950,332.74/11,814.61
  6. Step 6: Final answer
    x = 8,883.10

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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.