Home / 6,412.99-8,852.28-3,762.62

Finding the Fourth Proportional to 6,412.99, 8,852.28 and 3,762.62

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Solution

The fourth proportional to 6,412.99, 8,852.28 and 3,762.62 is: 5,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.99 : 8,852.28 = 3,762.62 : x
  2. Step 2: Convert to fraction form
    6,412.99/8,852.28 = 3,762.62/x
  3. Step 3: Cross multiply
    6,412.99x = 8,852.28 × 3,762.62
  4. Step 4: Simplify right side
    6,412.99x = 33,307,746.96
  5. Step 5: Solve for x
    x = 33,307,746.96/6,412.99
  6. Step 6: Final answer
    x = 5,193.80

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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.