Home / 5,263.48-7,266.90-4,912.84

Finding the Fourth Proportional to 5,263.48, 7,266.90 and 4,912.84

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Solution

The fourth proportional to 5,263.48, 7,266.90 and 4,912.84 is: 6,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.48 : 7,266.90 = 4,912.84 : x
  2. Step 2: Convert to fraction form
    5,263.48/7,266.90 = 4,912.84/x
  3. Step 3: Cross multiply
    5,263.48x = 7,266.90 × 4,912.84
  4. Step 4: Simplify right side
    5,263.48x = 35,701,117.00
  5. Step 5: Solve for x
    x = 35,701,117.00/5,263.48
  6. Step 6: Final answer
    x = 6,782.80

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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.