Home / 10,127.10-15,186.18-4,580.22

Finding the Fourth Proportional to 10,127.10, 15,186.18 and 4,580.22

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Solution

The fourth proportional to 10,127.10, 15,186.18 and 4,580.22 is: 6,868.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127.10 : 15,186.18 = 4,580.22 : x
  2. Step 2: Convert to fraction form
    10,127.10/15,186.18 = 4,580.22/x
  3. Step 3: Cross multiply
    10,127.10x = 15,186.18 × 4,580.22
  4. Step 4: Simplify right side
    10,127.10x = 69,556,045.36
  5. Step 5: Solve for x
    x = 69,556,045.36/10,127.10
  6. Step 6: Final answer
    x = 6,868.31

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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.