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Finding the Fourth Proportional to 6,130.08, 8,459 and 3,477.88

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Solution

The fourth proportional to 6,130.08, 8,459 and 3,477.88 is: 4,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.08 : 8,459 = 3,477.88 : x
  2. Step 2: Convert to fraction form
    6,130.08/8,459 = 3,477.88/x
  3. Step 3: Cross multiply
    6,130.08x = 8,459 × 3,477.88
  4. Step 4: Simplify right side
    6,130.08x = 29,419,386.92
  5. Step 5: Solve for x
    x = 29,419,386.92/6,130.08
  6. Step 6: Final answer
    x = 4,799.18

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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.