Home / 7,309.48-10,086.18-4,655.80

Finding the Fourth Proportional to 7,309.48, 10,086.18 and 4,655.80

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Solution

The fourth proportional to 7,309.48, 10,086.18 and 4,655.80 is: 6,424.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.48 : 10,086.18 = 4,655.80 : x
  2. Step 2: Convert to fraction form
    7,309.48/10,086.18 = 4,655.80/x
  3. Step 3: Cross multiply
    7,309.48x = 10,086.18 × 4,655.80
  4. Step 4: Simplify right side
    7,309.48x = 46,959,236.84
  5. Step 5: Solve for x
    x = 46,959,236.84/7,309.48
  6. Step 6: Final answer
    x = 6,424.43

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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.