Home / 5,421.94-7,482.27-3,064.08

Finding the Fourth Proportional to 5,421.94, 7,482.27 and 3,064.08

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Solution

The fourth proportional to 5,421.94, 7,482.27 and 3,064.08 is: 4,228.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421.94 : 7,482.27 = 3,064.08 : x
  2. Step 2: Convert to fraction form
    5,421.94/7,482.27 = 3,064.08/x
  3. Step 3: Cross multiply
    5,421.94x = 7,482.27 × 3,064.08
  4. Step 4: Simplify right side
    5,421.94x = 22,926,271.32
  5. Step 5: Solve for x
    x = 22,926,271.32/5,421.94
  6. Step 6: Final answer
    x = 4,228.43

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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.