Home / 10,835.12-16,255.40-4,995.84

Finding the Fourth Proportional to 10,835.12, 16,255.40 and 4,995.84

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Solution

The fourth proportional to 10,835.12, 16,255.40 and 4,995.84 is: 7,495.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.12 : 16,255.40 = 4,995.84 : x
  2. Step 2: Convert to fraction form
    10,835.12/16,255.40 = 4,995.84/x
  3. Step 3: Cross multiply
    10,835.12x = 16,255.40 × 4,995.84
  4. Step 4: Simplify right side
    10,835.12x = 81,209,377.54
  5. Step 5: Solve for x
    x = 81,209,377.54/10,835.12
  6. Step 6: Final answer
    x = 7,495.01

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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.