Home / 2,931.53-4,045.41-1,752.37

Finding the Fourth Proportional to 2,931.53, 4,045.41 and 1,752.37

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Solution

The fourth proportional to 2,931.53, 4,045.41 and 1,752.37 is: 2,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.53 : 4,045.41 = 1,752.37 : x
  2. Step 2: Convert to fraction form
    2,931.53/4,045.41 = 1,752.37/x
  3. Step 3: Cross multiply
    2,931.53x = 4,045.41 × 1,752.37
  4. Step 4: Simplify right side
    2,931.53x = 7,089,055.12
  5. Step 5: Solve for x
    x = 7,089,055.12/2,931.53
  6. Step 6: Final answer
    x = 2,418.21

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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.