Home / 7,353.33-10,148.81-5,370.45

Finding the Fourth Proportional to 7,353.33, 10,148.81 and 5,370.45

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Solution

The fourth proportional to 7,353.33, 10,148.81 and 5,370.45 is: 7,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.33 : 10,148.81 = 5,370.45 : x
  2. Step 2: Convert to fraction form
    7,353.33/10,148.81 = 5,370.45/x
  3. Step 3: Cross multiply
    7,353.33x = 10,148.81 × 5,370.45
  4. Step 4: Simplify right side
    7,353.33x = 54,503,649.81
  5. Step 5: Solve for x
    x = 54,503,649.81/7,353.33
  6. Step 6: Final answer
    x = 7,412.10

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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.