Home / 1,695.56-2,528.62-1,477.40

Finding the Fourth Proportional to 1,695.56, 2,528.62 and 1,477.40

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Solution

The fourth proportional to 1,695.56, 2,528.62 and 1,477.40 is: 2,203.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695.56 : 2,528.62 = 1,477.40 : x
  2. Step 2: Convert to fraction form
    1,695.56/2,528.62 = 1,477.40/x
  3. Step 3: Cross multiply
    1,695.56x = 2,528.62 × 1,477.40
  4. Step 4: Simplify right side
    1,695.56x = 3,735,783.19
  5. Step 5: Solve for x
    x = 3,735,783.19/1,695.56
  6. Step 6: Final answer
    x = 2,203.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.