Home / 2,925.95-4,389.69-1,282.82

Finding the Fourth Proportional to 2,925.95, 4,389.69 and 1,282.82

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Solution

The fourth proportional to 2,925.95, 4,389.69 and 1,282.82 is: 1,924.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.95 : 4,389.69 = 1,282.82 : x
  2. Step 2: Convert to fraction form
    2,925.95/4,389.69 = 1,282.82/x
  3. Step 3: Cross multiply
    2,925.95x = 4,389.69 × 1,282.82
  4. Step 4: Simplify right side
    2,925.95x = 5,631,182.13
  5. Step 5: Solve for x
    x = 5,631,182.13/2,925.95
  6. Step 6: Final answer
    x = 1,924.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.