Home / 7,970.33-10,999.53-4,433.47

Finding the Fourth Proportional to 7,970.33, 10,999.53 and 4,433.47

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Solution

The fourth proportional to 7,970.33, 10,999.53 and 4,433.47 is: 6,118.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.33 : 10,999.53 = 4,433.47 : x
  2. Step 2: Convert to fraction form
    7,970.33/10,999.53 = 4,433.47/x
  3. Step 3: Cross multiply
    7,970.33x = 10,999.53 × 4,433.47
  4. Step 4: Simplify right side
    7,970.33x = 48,766,058.77
  5. Step 5: Solve for x
    x = 48,766,058.77/7,970.33
  6. Step 6: Final answer
    x = 6,118.45

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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.