Home / 1,878.48-2,804.28-1,632.51

Finding the Fourth Proportional to 1,878.48, 2,804.28 and 1,632.51

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Solution

The fourth proportional to 1,878.48, 2,804.28 and 1,632.51 is: 2,437.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878.48 : 2,804.28 = 1,632.51 : x
  2. Step 2: Convert to fraction form
    1,878.48/2,804.28 = 1,632.51/x
  3. Step 3: Cross multiply
    1,878.48x = 2,804.28 × 1,632.51
  4. Step 4: Simplify right side
    1,878.48x = 4,578,015.14
  5. Step 5: Solve for x
    x = 4,578,015.14/1,878.48
  6. Step 6: Final answer
    x = 2,437.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.