Home / 10,608.52-14,649.60-6,840.50

Finding the Fourth Proportional to 10,608.52, 14,649.60 and 6,840.50

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Solution

The fourth proportional to 10,608.52, 14,649.60 and 6,840.50 is: 9,446.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.52 : 14,649.60 = 6,840.50 : x
  2. Step 2: Convert to fraction form
    10,608.52/14,649.60 = 6,840.50/x
  3. Step 3: Cross multiply
    10,608.52x = 14,649.60 × 6,840.50
  4. Step 4: Simplify right side
    10,608.52x = 100,210,552.18
  5. Step 5: Solve for x
    x = 100,210,552.18/10,608.52
  6. Step 6: Final answer
    x = 9,446.24

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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.