Home / 7,348.72-10,143.54-4,703.26

Finding the Fourth Proportional to 7,348.72, 10,143.54 and 4,703.26

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Solution

The fourth proportional to 7,348.72, 10,143.54 and 4,703.26 is: 6,491.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.72 : 10,143.54 = 4,703.26 : x
  2. Step 2: Convert to fraction form
    7,348.72/10,143.54 = 4,703.26/x
  3. Step 3: Cross multiply
    7,348.72x = 10,143.54 × 4,703.26
  4. Step 4: Simplify right side
    7,348.72x = 47,707,705.94
  5. Step 5: Solve for x
    x = 47,707,705.94/7,348.72
  6. Step 6: Final answer
    x = 6,491.97

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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.