Home / 1,904.16-2,627.10-1,157.88

Finding the Fourth Proportional to 1,904.16, 2,627.10 and 1,157.88

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Solution

The fourth proportional to 1,904.16, 2,627.10 and 1,157.88 is: 1,597.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.16 : 2,627.10 = 1,157.88 : x
  2. Step 2: Convert to fraction form
    1,904.16/2,627.10 = 1,157.88/x
  3. Step 3: Cross multiply
    1,904.16x = 2,627.10 × 1,157.88
  4. Step 4: Simplify right side
    1,904.16x = 3,041,866.55
  5. Step 5: Solve for x
    x = 3,041,866.55/1,904.16
  6. Step 6: Final answer
    x = 1,597.48

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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.