Home / 9,430.27-14,128.53-6,300.80

Finding the Fourth Proportional to 9,430.27, 14,128.53 and 6,300.80

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Solution

The fourth proportional to 9,430.27, 14,128.53 and 6,300.80 is: 9,439.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.27 : 14,128.53 = 6,300.80 : x
  2. Step 2: Convert to fraction form
    9,430.27/14,128.53 = 6,300.80/x
  3. Step 3: Cross multiply
    9,430.27x = 14,128.53 × 6,300.80
  4. Step 4: Simplify right side
    9,430.27x = 89,021,041.82
  5. Step 5: Solve for x
    x = 89,021,041.82/9,430.27
  6. Step 6: Final answer
    x = 9,439.93

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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.