Home / 5,325.39-7,349.27-3,087.77

Finding the Fourth Proportional to 5,325.39, 7,349.27 and 3,087.77

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Solution

The fourth proportional to 5,325.39, 7,349.27 and 3,087.77 is: 4,261.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.39 : 7,349.27 = 3,087.77 : x
  2. Step 2: Convert to fraction form
    5,325.39/7,349.27 = 3,087.77/x
  3. Step 3: Cross multiply
    5,325.39x = 7,349.27 × 3,087.77
  4. Step 4: Simplify right side
    5,325.39x = 22,692,803.24
  5. Step 5: Solve for x
    x = 22,692,803.24/5,325.39
  6. Step 6: Final answer
    x = 4,261.25

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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.