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Finding the Fourth Proportional to 6,090.99, 8,405.16 and 3,437.88

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Solution

The fourth proportional to 6,090.99, 8,405.16 and 3,437.88 is: 4,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.99 : 8,405.16 = 3,437.88 : x
  2. Step 2: Convert to fraction form
    6,090.99/8,405.16 = 3,437.88/x
  3. Step 3: Cross multiply
    6,090.99x = 8,405.16 × 3,437.88
  4. Step 4: Simplify right side
    6,090.99x = 28,895,931.46
  5. Step 5: Solve for x
    x = 28,895,931.46/6,090.99
  6. Step 6: Final answer
    x = 4,744.05

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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.