Home / 10,203.12-14,084.60-6,225.64

Finding the Fourth Proportional to 10,203.12, 14,084.60 and 6,225.64

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Solution

The fourth proportional to 10,203.12, 14,084.60 and 6,225.64 is: 8,594.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.12 : 14,084.60 = 6,225.64 : x
  2. Step 2: Convert to fraction form
    10,203.12/14,084.60 = 6,225.64/x
  3. Step 3: Cross multiply
    10,203.12x = 14,084.60 × 6,225.64
  4. Step 4: Simplify right side
    10,203.12x = 87,685,649.14
  5. Step 5: Solve for x
    x = 87,685,649.14/10,203.12
  6. Step 6: Final answer
    x = 8,594.00

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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.