Home / 10,603.40-15,910.56-4,368.02

Finding the Fourth Proportional to 10,603.40, 15,910.56 and 4,368.02

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Solution

The fourth proportional to 10,603.40, 15,910.56 and 4,368.02 is: 6,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603.40 : 15,910.56 = 4,368.02 : x
  2. Step 2: Convert to fraction form
    10,603.40/15,910.56 = 4,368.02/x
  3. Step 3: Cross multiply
    10,603.40x = 15,910.56 × 4,368.02
  4. Step 4: Simplify right side
    10,603.40x = 69,497,564.74
  5. Step 5: Solve for x
    x = 69,497,564.74/10,603.40
  6. Step 6: Final answer
    x = 6,554.27

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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.