Home / 2,424.74-3,637.80-1,038.15

Finding the Fourth Proportional to 2,424.74, 3,637.80 and 1,038.15

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Solution

The fourth proportional to 2,424.74, 3,637.80 and 1,038.15 is: 1,557.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.74 : 3,637.80 = 1,038.15 : x
  2. Step 2: Convert to fraction form
    2,424.74/3,637.80 = 1,038.15/x
  3. Step 3: Cross multiply
    2,424.74x = 3,637.80 × 1,038.15
  4. Step 4: Simplify right side
    2,424.74x = 3,776,582.07
  5. Step 5: Solve for x
    x = 3,776,582.07/2,424.74
  6. Step 6: Final answer
    x = 1,557.52

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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.