Home / 10,365.48-15,549.78-3,701.46

Finding the Fourth Proportional to 10,365.48, 15,549.78 and 3,701.46

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Solution

The fourth proportional to 10,365.48, 15,549.78 and 3,701.46 is: 5,552.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.48 : 15,549.78 = 3,701.46 : x
  2. Step 2: Convert to fraction form
    10,365.48/15,549.78 = 3,701.46/x
  3. Step 3: Cross multiply
    10,365.48x = 15,549.78 × 3,701.46
  4. Step 4: Simplify right side
    10,365.48x = 57,556,888.68
  5. Step 5: Solve for x
    x = 57,556,888.68/10,365.48
  6. Step 6: Final answer
    x = 5,552.75

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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.