Home / 2,931.54-4,045.59-1,752.18

Finding the Fourth Proportional to 2,931.54, 4,045.59 and 1,752.18

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Solution

The fourth proportional to 2,931.54, 4,045.59 and 1,752.18 is: 2,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.54 : 4,045.59 = 1,752.18 : x
  2. Step 2: Convert to fraction form
    2,931.54/4,045.59 = 1,752.18/x
  3. Step 3: Cross multiply
    2,931.54x = 4,045.59 × 1,752.18
  4. Step 4: Simplify right side
    2,931.54x = 7,088,601.89
  5. Step 5: Solve for x
    x = 7,088,601.89/2,931.54
  6. Step 6: Final answer
    x = 2,418.05

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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.