Home / 7,389.95-10,198.36-4,032.99

Finding the Fourth Proportional to 7,389.95, 10,198.36 and 4,032.99

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Solution

The fourth proportional to 7,389.95, 10,198.36 and 4,032.99 is: 5,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.95 : 10,198.36 = 4,032.99 : x
  2. Step 2: Convert to fraction form
    7,389.95/10,198.36 = 4,032.99/x
  3. Step 3: Cross multiply
    7,389.95x = 10,198.36 × 4,032.99
  4. Step 4: Simplify right side
    7,389.95x = 41,129,823.23
  5. Step 5: Solve for x
    x = 41,129,823.23/7,389.95
  6. Step 6: Final answer
    x = 5,565.64

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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.