Home / 9,430.36-14,140.12-3,887.53

Finding the Fourth Proportional to 9,430.36, 14,140.12 and 3,887.53

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Solution

The fourth proportional to 9,430.36, 14,140.12 and 3,887.53 is: 5,829.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.36 : 14,140.12 = 3,887.53 : x
  2. Step 2: Convert to fraction form
    9,430.36/14,140.12 = 3,887.53/x
  3. Step 3: Cross multiply
    9,430.36x = 14,140.12 × 3,887.53
  4. Step 4: Simplify right side
    9,430.36x = 54,970,140.70
  5. Step 5: Solve for x
    x = 54,970,140.70/9,430.36
  6. Step 6: Final answer
    x = 5,829.06

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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.