Home / 10,845.93-14,966.14-6,130.20

Finding the Fourth Proportional to 10,845.93, 14,966.14 and 6,130.20

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Solution

The fourth proportional to 10,845.93, 14,966.14 and 6,130.20 is: 8,458.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.93 : 14,966.14 = 6,130.20 : x
  2. Step 2: Convert to fraction form
    10,845.93/14,966.14 = 6,130.20/x
  3. Step 3: Cross multiply
    10,845.93x = 14,966.14 × 6,130.20
  4. Step 4: Simplify right side
    10,845.93x = 91,745,431.43
  5. Step 5: Solve for x
    x = 91,745,431.43/10,845.93
  6. Step 6: Final answer
    x = 8,458.97

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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.