Home / 7,507.83-11,263.16-3,125.64

Finding the Fourth Proportional to 7,507.83, 11,263.16 and 3,125.64

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Solution

The fourth proportional to 7,507.83, 11,263.16 and 3,125.64 is: 4,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.83 : 11,263.16 = 3,125.64 : x
  2. Step 2: Convert to fraction form
    7,507.83/11,263.16 = 3,125.64/x
  3. Step 3: Cross multiply
    7,507.83x = 11,263.16 × 3,125.64
  4. Step 4: Simplify right side
    7,507.83x = 35,204,591.24
  5. Step 5: Solve for x
    x = 35,204,591.24/7,507.83
  6. Step 6: Final answer
    x = 4,689.05

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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.