Home / 4,281.13-6,415.08-2,889.01

Finding the Fourth Proportional to 4,281.13, 6,415.08 and 2,889.01

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Solution

The fourth proportional to 4,281.13, 6,415.08 and 2,889.01 is: 4,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.13 : 6,415.08 = 2,889.01 : x
  2. Step 2: Convert to fraction form
    4,281.13/6,415.08 = 2,889.01/x
  3. Step 3: Cross multiply
    4,281.13x = 6,415.08 × 2,889.01
  4. Step 4: Simplify right side
    4,281.13x = 18,533,230.27
  5. Step 5: Solve for x
    x = 18,533,230.27/4,281.13
  6. Step 6: Final answer
    x = 4,329.05

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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.