Home / 11,903.63-16,427.00-6,598.78

Finding the Fourth Proportional to 11,903.63, 16,427.00 and 6,598.78

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Solution

The fourth proportional to 11,903.63, 16,427.00 and 6,598.78 is: 9,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.63 : 16,427.00 = 6,598.78 : x
  2. Step 2: Convert to fraction form
    11,903.63/16,427.00 = 6,598.78/x
  3. Step 3: Cross multiply
    11,903.63x = 16,427.00 × 6,598.78
  4. Step 4: Simplify right side
    11,903.63x = 108,398,226.89
  5. Step 5: Solve for x
    x = 108,398,226.89/11,903.63
  6. Step 6: Final answer
    x = 9,106.32

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Half scale
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Double scale
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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.