Home / 2,467.60-3,702.08-1,590.40

Finding the Fourth Proportional to 2,467.60, 3,702.08 and 1,590.40

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Solution

The fourth proportional to 2,467.60, 3,702.08 and 1,590.40 is: 2,386.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.60 : 3,702.08 = 1,590.40 : x
  2. Step 2: Convert to fraction form
    2,467.60/3,702.08 = 1,590.40/x
  3. Step 3: Cross multiply
    2,467.60x = 3,702.08 × 1,590.40
  4. Step 4: Simplify right side
    2,467.60x = 5,887,788.03
  5. Step 5: Solve for x
    x = 5,887,788.03/2,467.60
  6. Step 6: Final answer
    x = 2,386.04

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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.