Home / 10,850.01-16,275.74-4,280.81

Finding the Fourth Proportional to 10,850.01, 16,275.74 and 4,280.81

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Solution

The fourth proportional to 10,850.01, 16,275.74 and 4,280.81 is: 6,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,850.01 : 16,275.74 = 4,280.81 : x
  2. Step 2: Convert to fraction form
    10,850.01/16,275.74 = 4,280.81/x
  3. Step 3: Cross multiply
    10,850.01x = 16,275.74 × 4,280.81
  4. Step 4: Simplify right side
    10,850.01x = 69,673,247.77
  5. Step 5: Solve for x
    x = 69,673,247.77/10,850.01
  6. Step 6: Final answer
    x = 6,421.49

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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.