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Finding the Fourth Proportional to 4,574.50, 6,860.23 and 1,800.45

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Solution

The fourth proportional to 4,574.50, 6,860.23 and 1,800.45 is: 2,700.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.50 : 6,860.23 = 1,800.45 : x
  2. Step 2: Convert to fraction form
    4,574.50/6,860.23 = 1,800.45/x
  3. Step 3: Cross multiply
    4,574.50x = 6,860.23 × 1,800.45
  4. Step 4: Simplify right side
    4,574.50x = 12,351,496.60
  5. Step 5: Solve for x
    x = 12,351,496.60/4,574.50
  6. Step 6: Final answer
    x = 2,700.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.