Home / 2,903.45-4,007.40-1,785.35

Finding the Fourth Proportional to 2,903.45, 4,007.40 and 1,785.35

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Solution

The fourth proportional to 2,903.45, 4,007.40 and 1,785.35 is: 2,464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.45 : 4,007.40 = 1,785.35 : x
  2. Step 2: Convert to fraction form
    2,903.45/4,007.40 = 1,785.35/x
  3. Step 3: Cross multiply
    2,903.45x = 4,007.40 × 1,785.35
  4. Step 4: Simplify right side
    2,903.45x = 7,154,621.61
  5. Step 5: Solve for x
    x = 7,154,621.61/2,903.45
  6. Step 6: Final answer
    x = 2,464.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.