Home / 10,285.30-15,423.36-3,263.32

Finding the Fourth Proportional to 10,285.30, 15,423.36 and 3,263.32

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Solution

The fourth proportional to 10,285.30, 15,423.36 and 3,263.32 is: 4,893.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.30 : 15,423.36 = 3,263.32 : x
  2. Step 2: Convert to fraction form
    10,285.30/15,423.36 = 3,263.32/x
  3. Step 3: Cross multiply
    10,285.30x = 15,423.36 × 3,263.32
  4. Step 4: Simplify right side
    10,285.30x = 50,331,359.16
  5. Step 5: Solve for x
    x = 50,331,359.16/10,285.30
  6. Step 6: Final answer
    x = 4,893.52

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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.