Home / 10,783.08-16,141.17-5,840.46

Finding the Fourth Proportional to 10,783.08, 16,141.17 and 5,840.46

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Solution

The fourth proportional to 10,783.08, 16,141.17 and 5,840.46 is: 8,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.08 : 16,141.17 = 5,840.46 : x
  2. Step 2: Convert to fraction form
    10,783.08/16,141.17 = 5,840.46/x
  3. Step 3: Cross multiply
    10,783.08x = 16,141.17 × 5,840.46
  4. Step 4: Simplify right side
    10,783.08x = 94,271,857.74
  5. Step 5: Solve for x
    x = 94,271,857.74/10,783.08
  6. Step 6: Final answer
    x = 8,742.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.