Home / 11,254.37-16,885.04-4,235.00

Finding the Fourth Proportional to 11,254.37, 16,885.04 and 4,235.00

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Solution

The fourth proportional to 11,254.37, 16,885.04 and 4,235.00 is: 6,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.37 : 16,885.04 = 4,235.00 : x
  2. Step 2: Convert to fraction form
    11,254.37/16,885.04 = 4,235.00/x
  3. Step 3: Cross multiply
    11,254.37x = 16,885.04 × 4,235.00
  4. Step 4: Simplify right side
    11,254.37x = 71,508,038.80
  5. Step 5: Solve for x
    x = 71,508,038.80/11,254.37
  6. Step 6: Final answer
    x = 6,353.80

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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.