Home / 4,326.12-6,465.48-3,158.58

Finding the Fourth Proportional to 4,326.12, 6,465.48 and 3,158.58

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Solution

The fourth proportional to 4,326.12, 6,465.48 and 3,158.58 is: 4,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.12 : 6,465.48 = 3,158.58 : x
  2. Step 2: Convert to fraction form
    4,326.12/6,465.48 = 3,158.58/x
  3. Step 3: Cross multiply
    4,326.12x = 6,465.48 × 3,158.58
  4. Step 4: Simplify right side
    4,326.12x = 20,421,748.22
  5. Step 5: Solve for x
    x = 20,421,748.22/4,326.12
  6. Step 6: Final answer
    x = 4,720.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.