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Finding the Fourth Proportional to 3,495.36, 4,818 and 2,653.32

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Solution

The fourth proportional to 3,495.36, 4,818 and 2,653.32 is: 3,657.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.36 : 4,818 = 2,653.32 : x
  2. Step 2: Convert to fraction form
    3,495.36/4,818 = 2,653.32/x
  3. Step 3: Cross multiply
    3,495.36x = 4,818 × 2,653.32
  4. Step 4: Simplify right side
    3,495.36x = 12,783,695.76
  5. Step 5: Solve for x
    x = 12,783,695.76/3,495.36
  6. Step 6: Final answer
    x = 3,657.33

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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.