Home / 10,845.36-14,966.44-6,130.64

Finding the Fourth Proportional to 10,845.36, 14,966.44 and 6,130.64

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Solution

The fourth proportional to 10,845.36, 14,966.44 and 6,130.64 is: 8,460.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.36 : 14,966.44 = 6,130.64 : x
  2. Step 2: Convert to fraction form
    10,845.36/14,966.44 = 6,130.64/x
  3. Step 3: Cross multiply
    10,845.36x = 14,966.44 × 6,130.64
  4. Step 4: Simplify right side
    10,845.36x = 91,753,855.72
  5. Step 5: Solve for x
    x = 91,753,855.72/10,845.36
  6. Step 6: Final answer
    x = 8,460.19

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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.