Home / 2,430.18-3,642.57-967.32

Finding the Fourth Proportional to 2,430.18, 3,642.57 and 967.32

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Solution

The fourth proportional to 2,430.18, 3,642.57 and 967.32 is: 1,449.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.18 : 3,642.57 = 967.32 : x
  2. Step 2: Convert to fraction form
    2,430.18/3,642.57 = 967.32/x
  3. Step 3: Cross multiply
    2,430.18x = 3,642.57 × 967.32
  4. Step 4: Simplify right side
    2,430.18x = 3,523,530.81
  5. Step 5: Solve for x
    x = 3,523,530.81/2,430.18
  6. Step 6: Final answer
    x = 1,449.91

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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.