Home / 6,128.94-8,457.93-3,476.35

Finding the Fourth Proportional to 6,128.94, 8,457.93 and 3,476.35

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Solution

The fourth proportional to 6,128.94, 8,457.93 and 3,476.35 is: 4,797.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.94 : 8,457.93 = 3,476.35 : x
  2. Step 2: Convert to fraction form
    6,128.94/8,457.93 = 3,476.35/x
  3. Step 3: Cross multiply
    6,128.94x = 8,457.93 × 3,476.35
  4. Step 4: Simplify right side
    6,128.94x = 29,402,724.96
  5. Step 5: Solve for x
    x = 29,402,724.96/6,128.94
  6. Step 6: Final answer
    x = 4,797.36

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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.