Home / 1,587.51-2,376.08-1,435.95

Finding the Fourth Proportional to 1,587.51, 2,376.08 and 1,435.95

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Solution

The fourth proportional to 1,587.51, 2,376.08 and 1,435.95 is: 2,149.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587.51 : 2,376.08 = 1,435.95 : x
  2. Step 2: Convert to fraction form
    1,587.51/2,376.08 = 1,435.95/x
  3. Step 3: Cross multiply
    1,587.51x = 2,376.08 × 1,435.95
  4. Step 4: Simplify right side
    1,587.51x = 3,411,932.08
  5. Step 5: Solve for x
    x = 3,411,932.08/1,587.51
  6. Step 6: Final answer
    x = 2,149.24

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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.