Home / 2,428.95-3,352.19-1,590.11

Finding the Fourth Proportional to 2,428.95, 3,352.19 and 1,590.11

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Solution

The fourth proportional to 2,428.95, 3,352.19 and 1,590.11 is: 2,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.95 : 3,352.19 = 1,590.11 : x
  2. Step 2: Convert to fraction form
    2,428.95/3,352.19 = 1,590.11/x
  3. Step 3: Cross multiply
    2,428.95x = 3,352.19 × 1,590.11
  4. Step 4: Simplify right side
    2,428.95x = 5,330,329.27
  5. Step 5: Solve for x
    x = 5,330,329.27/2,428.95
  6. Step 6: Final answer
    x = 2,194.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.