Home / 7,490.88-10,336.86-4,347.36

Finding the Fourth Proportional to 7,490.88, 10,336.86 and 4,347.36

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Solution

The fourth proportional to 7,490.88, 10,336.86 and 4,347.36 is: 5,999.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.88 : 10,336.86 = 4,347.36 : x
  2. Step 2: Convert to fraction form
    7,490.88/10,336.86 = 4,347.36/x
  3. Step 3: Cross multiply
    7,490.88x = 10,336.86 × 4,347.36
  4. Step 4: Simplify right side
    7,490.88x = 44,938,051.69
  5. Step 5: Solve for x
    x = 44,938,051.69/7,490.88
  6. Step 6: Final answer
    x = 5,999.04

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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.