Home / 9,353.72-14,030.56-3,430.86

Finding the Fourth Proportional to 9,353.72, 14,030.56 and 3,430.86

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Solution

The fourth proportional to 9,353.72, 14,030.56 and 3,430.86 is: 5,146.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,353.72 : 14,030.56 = 3,430.86 : x
  2. Step 2: Convert to fraction form
    9,353.72/14,030.56 = 3,430.86/x
  3. Step 3: Cross multiply
    9,353.72x = 14,030.56 × 3,430.86
  4. Step 4: Simplify right side
    9,353.72x = 48,136,887.08
  5. Step 5: Solve for x
    x = 48,136,887.08/9,353.72
  6. Step 6: Final answer
    x = 5,146.28

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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.