Home / 6,267.95-8,647.65-3,615.29

Finding the Fourth Proportional to 6,267.95, 8,647.65 and 3,615.29

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Solution

The fourth proportional to 6,267.95, 8,647.65 and 3,615.29 is: 4,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,267.95 : 8,647.65 = 3,615.29 : x
  2. Step 2: Convert to fraction form
    6,267.95/8,647.65 = 3,615.29/x
  3. Step 3: Cross multiply
    6,267.95x = 8,647.65 × 3,615.29
  4. Step 4: Simplify right side
    6,267.95x = 31,263,762.57
  5. Step 5: Solve for x
    x = 31,263,762.57/6,267.95
  6. Step 6: Final answer
    x = 4,987.88

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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.