Home / 4,994-7,490.40-1,707.02

Finding the Fourth Proportional to 4,994, 7,490.40 and 1,707.02

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Solution

The fourth proportional to 4,994, 7,490.40 and 1,707.02 is: 2,560.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994 : 7,490.40 = 1,707.02 : x
  2. Step 2: Convert to fraction form
    4,994/7,490.40 = 1,707.02/x
  3. Step 3: Cross multiply
    4,994x = 7,490.40 × 1,707.02
  4. Step 4: Simplify right side
    4,994x = 12,786,262.61
  5. Step 5: Solve for x
    x = 12,786,262.61/4,994
  6. Step 6: Final answer
    x = 2,560.32

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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.