Home / 5,187.50-7,158.75-3,094.46

Finding the Fourth Proportional to 5,187.50, 7,158.75 and 3,094.46

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Solution

The fourth proportional to 5,187.50, 7,158.75 and 3,094.46 is: 4,270.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.50 : 7,158.75 = 3,094.46 : x
  2. Step 2: Convert to fraction form
    5,187.50/7,158.75 = 3,094.46/x
  3. Step 3: Cross multiply
    5,187.50x = 7,158.75 × 3,094.46
  4. Step 4: Simplify right side
    5,187.50x = 22,152,465.53
  5. Step 5: Solve for x
    x = 22,152,465.53/5,187.50
  6. Step 6: Final answer
    x = 4,270.35

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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.