Home / 5,347.52-7,378.39-3,357.35

Finding the Fourth Proportional to 5,347.52, 7,378.39 and 3,357.35

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Solution

The fourth proportional to 5,347.52, 7,378.39 and 3,357.35 is: 4,632.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.52 : 7,378.39 = 3,357.35 : x
  2. Step 2: Convert to fraction form
    5,347.52/7,378.39 = 3,357.35/x
  3. Step 3: Cross multiply
    5,347.52x = 7,378.39 × 3,357.35
  4. Step 4: Simplify right side
    5,347.52x = 24,771,832.64
  5. Step 5: Solve for x
    x = 24,771,832.64/5,347.52
  6. Step 6: Final answer
    x = 4,632.40

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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.