Home / 5,041.49-6,957.69-2,803.80

Finding the Fourth Proportional to 5,041.49, 6,957.69 and 2,803.80

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Solution

The fourth proportional to 5,041.49, 6,957.69 and 2,803.80 is: 3,869.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.49 : 6,957.69 = 2,803.80 : x
  2. Step 2: Convert to fraction form
    5,041.49/6,957.69 = 2,803.80/x
  3. Step 3: Cross multiply
    5,041.49x = 6,957.69 × 2,803.80
  4. Step 4: Simplify right side
    5,041.49x = 19,507,971.22
  5. Step 5: Solve for x
    x = 19,507,971.22/5,041.49
  6. Step 6: Final answer
    x = 3,869.49

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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.