Home / 6,739.02-9,300.29-4,639.50

Finding the Fourth Proportional to 6,739.02, 9,300.29 and 4,639.50

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Solution

The fourth proportional to 6,739.02, 9,300.29 and 4,639.50 is: 6,402.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.02 : 9,300.29 = 4,639.50 : x
  2. Step 2: Convert to fraction form
    6,739.02/9,300.29 = 4,639.50/x
  3. Step 3: Cross multiply
    6,739.02x = 9,300.29 × 4,639.50
  4. Step 4: Simplify right side
    6,739.02x = 43,148,672.26
  5. Step 5: Solve for x
    x = 43,148,672.26/6,739.02
  6. Step 6: Final answer
    x = 6,402.81

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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.