Home / 6,875.37-10,312.45-1,944.90

Finding the Fourth Proportional to 6,875.37, 10,312.45 and 1,944.90

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Solution

The fourth proportional to 6,875.37, 10,312.45 and 1,944.90 is: 2,917.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.37 : 10,312.45 = 1,944.90 : x
  2. Step 2: Convert to fraction form
    6,875.37/10,312.45 = 1,944.90/x
  3. Step 3: Cross multiply
    6,875.37x = 10,312.45 × 1,944.90
  4. Step 4: Simplify right side
    6,875.37x = 20,056,684.01
  5. Step 5: Solve for x
    x = 20,056,684.01/6,875.37
  6. Step 6: Final answer
    x = 2,917.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.