Home / 11,814.48-16,303.98-6,509.41

Finding the Fourth Proportional to 11,814.48, 16,303.98 and 6,509.41

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Solution

The fourth proportional to 11,814.48, 16,303.98 and 6,509.41 is: 8,982.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.48 : 16,303.98 = 6,509.41 : x
  2. Step 2: Convert to fraction form
    11,814.48/16,303.98 = 6,509.41/x
  3. Step 3: Cross multiply
    11,814.48x = 16,303.98 × 6,509.41
  4. Step 4: Simplify right side
    11,814.48x = 106,129,208.93
  5. Step 5: Solve for x
    x = 106,129,208.93/11,814.48
  6. Step 6: Final answer
    x = 8,982.98

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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.