Home / 4,575.42-6,316.23-2,920.38

Finding the Fourth Proportional to 4,575.42, 6,316.23 and 2,920.38

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Solution

The fourth proportional to 4,575.42, 6,316.23 and 2,920.38 is: 4,031.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.42 : 6,316.23 = 2,920.38 : x
  2. Step 2: Convert to fraction form
    4,575.42/6,316.23 = 2,920.38/x
  3. Step 3: Cross multiply
    4,575.42x = 6,316.23 × 2,920.38
  4. Step 4: Simplify right side
    4,575.42x = 18,445,791.77
  5. Step 5: Solve for x
    x = 18,445,791.77/4,575.42
  6. Step 6: Final answer
    x = 4,031.50

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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.