Home / 7,875.96-11,810.88-2,944.26

Finding the Fourth Proportional to 7,875.96, 11,810.88 and 2,944.26

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Solution

The fourth proportional to 7,875.96, 11,810.88 and 2,944.26 is: 4,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,875.96 : 11,810.88 = 2,944.26 : x
  2. Step 2: Convert to fraction form
    7,875.96/11,810.88 = 2,944.26/x
  3. Step 3: Cross multiply
    7,875.96x = 11,810.88 × 2,944.26
  4. Step 4: Simplify right side
    7,875.96x = 34,774,301.55
  5. Step 5: Solve for x
    x = 34,774,301.55/7,875.96
  6. Step 6: Final answer
    x = 4,415.25

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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.