Home / 4,290.51-5,921.01-2,402.08

Finding the Fourth Proportional to 4,290.51, 5,921.01 and 2,402.08

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Solution

The fourth proportional to 4,290.51, 5,921.01 and 2,402.08 is: 3,314.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.51 : 5,921.01 = 2,402.08 : x
  2. Step 2: Convert to fraction form
    4,290.51/5,921.01 = 2,402.08/x
  3. Step 3: Cross multiply
    4,290.51x = 5,921.01 × 2,402.08
  4. Step 4: Simplify right side
    4,290.51x = 14,222,739.70
  5. Step 5: Solve for x
    x = 14,222,739.70/4,290.51
  6. Step 6: Final answer
    x = 3,314.93

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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.