Home / 7,407.02-10,222.80-4,262.60

Finding the Fourth Proportional to 7,407.02, 10,222.80 and 4,262.60

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Solution

The fourth proportional to 7,407.02, 10,222.80 and 4,262.60 is: 5,883.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.02 : 10,222.80 = 4,262.60 : x
  2. Step 2: Convert to fraction form
    7,407.02/10,222.80 = 4,262.60/x
  3. Step 3: Cross multiply
    7,407.02x = 10,222.80 × 4,262.60
  4. Step 4: Simplify right side
    7,407.02x = 43,575,707.28
  5. Step 5: Solve for x
    x = 43,575,707.28/7,407.02
  6. Step 6: Final answer
    x = 5,883.03

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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.