Home / 7,316.48-10,096.76-4,172.68

Finding the Fourth Proportional to 7,316.48, 10,096.76 and 4,172.68

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Solution

The fourth proportional to 7,316.48, 10,096.76 and 4,172.68 is: 5,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.48 : 10,096.76 = 4,172.68 : x
  2. Step 2: Convert to fraction form
    7,316.48/10,096.76 = 4,172.68/x
  3. Step 3: Cross multiply
    7,316.48x = 10,096.76 × 4,172.68
  4. Step 4: Simplify right side
    7,316.48x = 42,130,548.52
  5. Step 5: Solve for x
    x = 42,130,548.52/7,316.48
  6. Step 6: Final answer
    x = 5,758.31

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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.