Home / 10,163.51-14,025.86-6,130.32

Finding the Fourth Proportional to 10,163.51, 14,025.86 and 6,130.32

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Solution

The fourth proportional to 10,163.51, 14,025.86 and 6,130.32 is: 8,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.51 : 14,025.86 = 6,130.32 : x
  2. Step 2: Convert to fraction form
    10,163.51/14,025.86 = 6,130.32/x
  3. Step 3: Cross multiply
    10,163.51x = 14,025.86 × 6,130.32
  4. Step 4: Simplify right side
    10,163.51x = 85,982,979.42
  5. Step 5: Solve for x
    x = 85,982,979.42/10,163.51
  6. Step 6: Final answer
    x = 8,459.97

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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.