Home / 2,385.99-3,579.19-924.35

Finding the Fourth Proportional to 2,385.99, 3,579.19 and 924.35

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Solution

The fourth proportional to 2,385.99, 3,579.19 and 924.35 is: 1,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.99 : 3,579.19 = 924.35 : x
  2. Step 2: Convert to fraction form
    2,385.99/3,579.19 = 924.35/x
  3. Step 3: Cross multiply
    2,385.99x = 3,579.19 × 924.35
  4. Step 4: Simplify right side
    2,385.99x = 3,308,404.07
  5. Step 5: Solve for x
    x = 3,308,404.07/2,385.99
  6. Step 6: Final answer
    x = 1,386.60

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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.