Home / 5,368.59-7,408.95-3,011.07

Finding the Fourth Proportional to 5,368.59, 7,408.95 and 3,011.07

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Solution

The fourth proportional to 5,368.59, 7,408.95 and 3,011.07 is: 4,155.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.59 : 7,408.95 = 3,011.07 : x
  2. Step 2: Convert to fraction form
    5,368.59/7,408.95 = 3,011.07/x
  3. Step 3: Cross multiply
    5,368.59x = 7,408.95 × 3,011.07
  4. Step 4: Simplify right side
    5,368.59x = 22,308,867.08
  5. Step 5: Solve for x
    x = 22,308,867.08/5,368.59
  6. Step 6: Final answer
    x = 4,155.44

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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.