Home / 7,407.14-11,110.68-2,475.64

Finding the Fourth Proportional to 7,407.14, 11,110.68 and 2,475.64

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Solution

The fourth proportional to 7,407.14, 11,110.68 and 2,475.64 is: 3,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.14 : 11,110.68 = 2,475.64 : x
  2. Step 2: Convert to fraction form
    7,407.14/11,110.68 = 2,475.64/x
  3. Step 3: Cross multiply
    7,407.14x = 11,110.68 × 2,475.64
  4. Step 4: Simplify right side
    7,407.14x = 27,506,043.84
  5. Step 5: Solve for x
    x = 27,506,043.84/7,407.14
  6. Step 6: Final answer
    x = 3,713.45

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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.