Home / 8,125.04-11,211.54-4,769

Finding the Fourth Proportional to 8,125.04, 11,211.54 and 4,769

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Solution

The fourth proportional to 8,125.04, 11,211.54 and 4,769 is: 6,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.04 : 11,211.54 = 4,769 : x
  2. Step 2: Convert to fraction form
    8,125.04/11,211.54 = 4,769/x
  3. Step 3: Cross multiply
    8,125.04x = 11,211.54 × 4,769
  4. Step 4: Simplify right side
    8,125.04x = 53,467,834.26
  5. Step 5: Solve for x
    x = 53,467,834.26/8,125.04
  6. Step 6: Final answer
    x = 6,580.62

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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.