Home / 10,840.47-16,259.53-7,352.86

Finding the Fourth Proportional to 10,840.47, 16,259.53 and 7,352.86

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Solution

The fourth proportional to 10,840.47, 16,259.53 and 7,352.86 is: 11,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.47 : 16,259.53 = 7,352.86 : x
  2. Step 2: Convert to fraction form
    10,840.47/16,259.53 = 7,352.86/x
  3. Step 3: Cross multiply
    10,840.47x = 16,259.53 × 7,352.86
  4. Step 4: Simplify right side
    10,840.47x = 119,554,047.76
  5. Step 5: Solve for x
    x = 119,554,047.76/10,840.47
  6. Step 6: Final answer
    x = 11,028.49

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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.