Home / 10,280.10-14,186.79-5,803.94

Finding the Fourth Proportional to 10,280.10, 14,186.79 and 5,803.94

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Solution

The fourth proportional to 10,280.10, 14,186.79 and 5,803.94 is: 8,009.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280.10 : 14,186.79 = 5,803.94 : x
  2. Step 2: Convert to fraction form
    10,280.10/14,186.79 = 5,803.94/x
  3. Step 3: Cross multiply
    10,280.10x = 14,186.79 × 5,803.94
  4. Step 4: Simplify right side
    10,280.10x = 82,339,207.02
  5. Step 5: Solve for x
    x = 82,339,207.02/10,280.10
  6. Step 6: Final answer
    x = 8,009.57

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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.