Home / 4,608.64-6,362.72-3,116.80

Finding the Fourth Proportional to 4,608.64, 6,362.72 and 3,116.80

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Solution

The fourth proportional to 4,608.64, 6,362.72 and 3,116.80 is: 4,303.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.64 : 6,362.72 = 3,116.80 : x
  2. Step 2: Convert to fraction form
    4,608.64/6,362.72 = 3,116.80/x
  3. Step 3: Cross multiply
    4,608.64x = 6,362.72 × 3,116.80
  4. Step 4: Simplify right side
    4,608.64x = 19,831,325.70
  5. Step 5: Solve for x
    x = 19,831,325.70/4,608.64
  6. Step 6: Final answer
    x = 4,303.08

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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.