Home / 10,623.48-15,937.74-3,603.36

Finding the Fourth Proportional to 10,623.48, 15,937.74 and 3,603.36

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Solution

The fourth proportional to 10,623.48, 15,937.74 and 3,603.36 is: 5,405.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.48 : 15,937.74 = 3,603.36 : x
  2. Step 2: Convert to fraction form
    10,623.48/15,937.74 = 3,603.36/x
  3. Step 3: Cross multiply
    10,623.48x = 15,937.74 × 3,603.36
  4. Step 4: Simplify right side
    10,623.48x = 57,429,414.81
  5. Step 5: Solve for x
    x = 57,429,414.81/10,623.48
  6. Step 6: Final answer
    x = 5,405.89

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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.