Home / 4,813.32-7,224.11-3,430.05

Finding the Fourth Proportional to 4,813.32, 7,224.11 and 3,430.05

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Solution

The fourth proportional to 4,813.32, 7,224.11 and 3,430.05 is: 5,148.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.32 : 7,224.11 = 3,430.05 : x
  2. Step 2: Convert to fraction form
    4,813.32/7,224.11 = 3,430.05/x
  3. Step 3: Cross multiply
    4,813.32x = 7,224.11 × 3,430.05
  4. Step 4: Simplify right side
    4,813.32x = 24,779,041.36
  5. Step 5: Solve for x
    x = 24,779,041.36/4,813.32
  6. Step 6: Final answer
    x = 5,148.01

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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.