Home / 4,207.39-5,806.28-2,319.05

Finding the Fourth Proportional to 4,207.39, 5,806.28 and 2,319.05

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Solution

The fourth proportional to 4,207.39, 5,806.28 and 2,319.05 is: 3,200.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.39 : 5,806.28 = 2,319.05 : x
  2. Step 2: Convert to fraction form
    4,207.39/5,806.28 = 2,319.05/x
  3. Step 3: Cross multiply
    4,207.39x = 5,806.28 × 2,319.05
  4. Step 4: Simplify right side
    4,207.39x = 13,465,030.40
  5. Step 5: Solve for x
    x = 13,465,030.40/4,207.39
  6. Step 6: Final answer
    x = 3,200.33

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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.