Home / 1,776.02-2,664.32-1,045.19

Finding the Fourth Proportional to 1,776.02, 2,664.32 and 1,045.19

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Solution

The fourth proportional to 1,776.02, 2,664.32 and 1,045.19 is: 1,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.02 : 2,664.32 = 1,045.19 : x
  2. Step 2: Convert to fraction form
    1,776.02/2,664.32 = 1,045.19/x
  3. Step 3: Cross multiply
    1,776.02x = 2,664.32 × 1,045.19
  4. Step 4: Simplify right side
    1,776.02x = 2,784,702.07
  5. Step 5: Solve for x
    x = 2,784,702.07/1,776.02
  6. Step 6: Final answer
    x = 1,567.95

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Why These Related Problems?

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