Home / 5,357.13-7,388.69-4,095.02

Finding the Fourth Proportional to 5,357.13, 7,388.69 and 4,095.02

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Solution

The fourth proportional to 5,357.13, 7,388.69 and 4,095.02 is: 5,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.13 : 7,388.69 = 4,095.02 : x
  2. Step 2: Convert to fraction form
    5,357.13/7,388.69 = 4,095.02/x
  3. Step 3: Cross multiply
    5,357.13x = 7,388.69 × 4,095.02
  4. Step 4: Simplify right side
    5,357.13x = 30,256,775.91
  5. Step 5: Solve for x
    x = 30,256,775.91/5,357.13
  6. Step 6: Final answer
    x = 5,647.95

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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.