Home / 4,245.51-6,368.70-1,471.55

Finding the Fourth Proportional to 4,245.51, 6,368.70 and 1,471.55

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Solution

The fourth proportional to 4,245.51, 6,368.70 and 1,471.55 is: 2,207.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.51 : 6,368.70 = 1,471.55 : x
  2. Step 2: Convert to fraction form
    4,245.51/6,368.70 = 1,471.55/x
  3. Step 3: Cross multiply
    4,245.51x = 6,368.70 × 1,471.55
  4. Step 4: Simplify right side
    4,245.51x = 9,371,821.28
  5. Step 5: Solve for x
    x = 9,371,821.28/4,245.51
  6. Step 6: Final answer
    x = 2,207.47

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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.