Home / 2,315.90-3,482.66-1,848.44

Finding the Fourth Proportional to 2,315.90, 3,482.66 and 1,848.44

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Solution

The fourth proportional to 2,315.90, 3,482.66 and 1,848.44 is: 2,779.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315.90 : 3,482.66 = 1,848.44 : x
  2. Step 2: Convert to fraction form
    2,315.90/3,482.66 = 1,848.44/x
  3. Step 3: Cross multiply
    2,315.90x = 3,482.66 × 1,848.44
  4. Step 4: Simplify right side
    2,315.90x = 6,437,475.26
  5. Step 5: Solve for x
    x = 6,437,475.26/2,315.90
  6. Step 6: Final answer
    x = 2,779.69

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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.