Home / 10,647.17-15,973.64-4,073.57

Finding the Fourth Proportional to 10,647.17, 15,973.64 and 4,073.57

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Solution

The fourth proportional to 10,647.17, 15,973.64 and 4,073.57 is: 6,111.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647.17 : 15,973.64 = 4,073.57 : x
  2. Step 2: Convert to fraction form
    10,647.17/15,973.64 = 4,073.57/x
  3. Step 3: Cross multiply
    10,647.17x = 15,973.64 × 4,073.57
  4. Step 4: Simplify right side
    10,647.17x = 65,069,720.33
  5. Step 5: Solve for x
    x = 65,069,720.33/10,647.17
  6. Step 6: Final answer
    x = 6,111.46

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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.