Home / 10,840.30-16,266.44-5,293.68

Finding the Fourth Proportional to 10,840.30, 16,266.44 and 5,293.68

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Solution

The fourth proportional to 10,840.30, 16,266.44 and 5,293.68 is: 7,943.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.30 : 16,266.44 = 5,293.68 : x
  2. Step 2: Convert to fraction form
    10,840.30/16,266.44 = 5,293.68/x
  3. Step 3: Cross multiply
    10,840.30x = 16,266.44 × 5,293.68
  4. Step 4: Simplify right side
    10,840.30x = 86,109,328.10
  5. Step 5: Solve for x
    x = 86,109,328.10/10,840.30
  6. Step 6: Final answer
    x = 7,943.45

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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.