Home / 3,590.70-4,953.96-2,018.46

Finding the Fourth Proportional to 3,590.70, 4,953.96 and 2,018.46

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Solution

The fourth proportional to 3,590.70, 4,953.96 and 2,018.46 is: 2,784.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.70 : 4,953.96 = 2,018.46 : x
  2. Step 2: Convert to fraction form
    3,590.70/4,953.96 = 2,018.46/x
  3. Step 3: Cross multiply
    3,590.70x = 4,953.96 × 2,018.46
  4. Step 4: Simplify right side
    3,590.70x = 9,999,370.10
  5. Step 5: Solve for x
    x = 9,999,370.10/3,590.70
  6. Step 6: Final answer
    x = 2,784.80

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1.5x scale

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.