Home / 4,207.70-6,307.95-2,971.22

Finding the Fourth Proportional to 4,207.70, 6,307.95 and 2,971.22

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Solution

The fourth proportional to 4,207.70, 6,307.95 and 2,971.22 is: 4,454.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.70 : 6,307.95 = 2,971.22 : x
  2. Step 2: Convert to fraction form
    4,207.70/6,307.95 = 2,971.22/x
  3. Step 3: Cross multiply
    4,207.70x = 6,307.95 × 2,971.22
  4. Step 4: Simplify right side
    4,207.70x = 18,742,307.20
  5. Step 5: Solve for x
    x = 18,742,307.20/4,207.70
  6. Step 6: Final answer
    x = 4,454.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.