Home / 10,289.50-14,202.75-6,563.50

Finding the Fourth Proportional to 10,289.50, 14,202.75 and 6,563.50

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Solution

The fourth proportional to 10,289.50, 14,202.75 and 6,563.50 is: 9,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.50 : 14,202.75 = 6,563.50 : x
  2. Step 2: Convert to fraction form
    10,289.50/14,202.75 = 6,563.50/x
  3. Step 3: Cross multiply
    10,289.50x = 14,202.75 × 6,563.50
  4. Step 4: Simplify right side
    10,289.50x = 93,219,749.63
  5. Step 5: Solve for x
    x = 93,219,749.63/10,289.50
  6. Step 6: Final answer
    x = 9,059.70

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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.