Home / 7,430.02-11,148.66-3,269.51

Finding the Fourth Proportional to 7,430.02, 11,148.66 and 3,269.51

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Solution

The fourth proportional to 7,430.02, 11,148.66 and 3,269.51 is: 4,905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.02 : 11,148.66 = 3,269.51 : x
  2. Step 2: Convert to fraction form
    7,430.02/11,148.66 = 3,269.51/x
  3. Step 3: Cross multiply
    7,430.02x = 11,148.66 × 3,269.51
  4. Step 4: Simplify right side
    7,430.02x = 36,450,587.35
  5. Step 5: Solve for x
    x = 36,450,587.35/7,430.02
  6. Step 6: Final answer
    x = 4,905.85

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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.