Home / 1,953.64-2,697.06-1,325.08

Finding the Fourth Proportional to 1,953.64, 2,697.06 and 1,325.08

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Solution

The fourth proportional to 1,953.64, 2,697.06 and 1,325.08 is: 1,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.64 : 2,697.06 = 1,325.08 : x
  2. Step 2: Convert to fraction form
    1,953.64/2,697.06 = 1,325.08/x
  3. Step 3: Cross multiply
    1,953.64x = 2,697.06 × 1,325.08
  4. Step 4: Simplify right side
    1,953.64x = 3,573,820.26
  5. Step 5: Solve for x
    x = 3,573,820.26/1,953.64
  6. Step 6: Final answer
    x = 1,829.31

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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.