Home / 4,579.70-6,319.55-2,590.40

Finding the Fourth Proportional to 4,579.70, 6,319.55 and 2,590.40

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Solution

The fourth proportional to 4,579.70, 6,319.55 and 2,590.40 is: 3,574.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.70 : 6,319.55 = 2,590.40 : x
  2. Step 2: Convert to fraction form
    4,579.70/6,319.55 = 2,590.40/x
  3. Step 3: Cross multiply
    4,579.70x = 6,319.55 × 2,590.40
  4. Step 4: Simplify right side
    4,579.70x = 16,370,184.59
  5. Step 5: Solve for x
    x = 16,370,184.59/4,579.70
  6. Step 6: Final answer
    x = 3,574.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.