Home / 4,030.50-5,549.36-3,661.40

Finding the Fourth Proportional to 4,030.50, 5,549.36 and 3,661.40

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Solution

The fourth proportional to 4,030.50, 5,549.36 and 3,661.40 is: 5,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.50 : 5,549.36 = 3,661.40 : x
  2. Step 2: Convert to fraction form
    4,030.50/5,549.36 = 3,661.40/x
  3. Step 3: Cross multiply
    4,030.50x = 5,549.36 × 3,661.40
  4. Step 4: Simplify right side
    4,030.50x = 20,318,426.70
  5. Step 5: Solve for x
    x = 20,318,426.70/4,030.50
  6. Step 6: Final answer
    x = 5,041.17

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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.