Home / 10,040.35-13,855.66-5,503.14

Finding the Fourth Proportional to 10,040.35, 13,855.66 and 5,503.14

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Solution

The fourth proportional to 10,040.35, 13,855.66 and 5,503.14 is: 7,594.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.35 : 13,855.66 = 5,503.14 : x
  2. Step 2: Convert to fraction form
    10,040.35/13,855.66 = 5,503.14/x
  3. Step 3: Cross multiply
    10,040.35x = 13,855.66 × 5,503.14
  4. Step 4: Simplify right side
    10,040.35x = 76,249,636.77
  5. Step 5: Solve for x
    x = 76,249,636.77/10,040.35
  6. Step 6: Final answer
    x = 7,594.32

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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.