Home / 2,900.06-4,004.74-1,853.94

Finding the Fourth Proportional to 2,900.06, 4,004.74 and 1,853.94

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Solution

The fourth proportional to 2,900.06, 4,004.74 and 1,853.94 is: 2,560.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.06 : 4,004.74 = 1,853.94 : x
  2. Step 2: Convert to fraction form
    2,900.06/4,004.74 = 1,853.94/x
  3. Step 3: Cross multiply
    2,900.06x = 4,004.74 × 1,853.94
  4. Step 4: Simplify right side
    2,900.06x = 7,424,547.68
  5. Step 5: Solve for x
    x = 7,424,547.68/2,900.06
  6. Step 6: Final answer
    x = 2,560.14

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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.