Home / 7,987.55-11,024.67-4,632.22

Finding the Fourth Proportional to 7,987.55, 11,024.67 and 4,632.22

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Solution

The fourth proportional to 7,987.55, 11,024.67 and 4,632.22 is: 6,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,987.55 : 11,024.67 = 4,632.22 : x
  2. Step 2: Convert to fraction form
    7,987.55/11,024.67 = 4,632.22/x
  3. Step 3: Cross multiply
    7,987.55x = 11,024.67 × 4,632.22
  4. Step 4: Simplify right side
    7,987.55x = 51,068,728.02
  5. Step 5: Solve for x
    x = 51,068,728.02/7,987.55
  6. Step 6: Final answer
    x = 6,393.54

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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.