Home / 6,430.02-9,645.87-2,269.05

Finding the Fourth Proportional to 6,430.02, 9,645.87 and 2,269.05

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Solution

The fourth proportional to 6,430.02, 9,645.87 and 2,269.05 is: 3,403.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.02 : 9,645.87 = 2,269.05 : x
  2. Step 2: Convert to fraction form
    6,430.02/9,645.87 = 2,269.05/x
  3. Step 3: Cross multiply
    6,430.02x = 9,645.87 × 2,269.05
  4. Step 4: Simplify right side
    6,430.02x = 21,886,961.32
  5. Step 5: Solve for x
    x = 21,886,961.32/6,430.02
  6. Step 6: Final answer
    x = 3,403.87

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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.