Home / 10,055.08-13,877.70-5,865.64

Finding the Fourth Proportional to 10,055.08, 13,877.70 and 5,865.64

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Solution

The fourth proportional to 10,055.08, 13,877.70 and 5,865.64 is: 8,095.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.08 : 13,877.70 = 5,865.64 : x
  2. Step 2: Convert to fraction form
    10,055.08/13,877.70 = 5,865.64/x
  3. Step 3: Cross multiply
    10,055.08x = 13,877.70 × 5,865.64
  4. Step 4: Simplify right side
    10,055.08x = 81,401,592.23
  5. Step 5: Solve for x
    x = 81,401,592.23/10,055.08
  6. Step 6: Final answer
    x = 8,095.57

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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.