Home / 4,817.60-6,651.36-2,955.20

Finding the Fourth Proportional to 4,817.60, 6,651.36 and 2,955.20

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Solution

The fourth proportional to 4,817.60, 6,651.36 and 2,955.20 is: 4,080.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.60 : 6,651.36 = 2,955.20 : x
  2. Step 2: Convert to fraction form
    4,817.60/6,651.36 = 2,955.20/x
  3. Step 3: Cross multiply
    4,817.60x = 6,651.36 × 2,955.20
  4. Step 4: Simplify right side
    4,817.60x = 19,656,099.07
  5. Step 5: Solve for x
    x = 19,656,099.07/4,817.60
  6. Step 6: Final answer
    x = 4,080.06

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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.