Home / 11,814.56-16,303.36-6,509.08

Finding the Fourth Proportional to 11,814.56, 16,303.36 and 6,509.08

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Solution

The fourth proportional to 11,814.56, 16,303.36 and 6,509.08 is: 8,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.56 : 16,303.36 = 6,509.08 : x
  2. Step 2: Convert to fraction form
    11,814.56/16,303.36 = 6,509.08/x
  3. Step 3: Cross multiply
    11,814.56x = 16,303.36 × 6,509.08
  4. Step 4: Simplify right side
    11,814.56x = 106,119,874.51
  5. Step 5: Solve for x
    x = 106,119,874.51/11,814.56
  6. Step 6: Final answer
    x = 8,982.13

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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.