Home / 7,547.28-11,327.58-4,040.16

Finding the Fourth Proportional to 7,547.28, 11,327.58 and 4,040.16

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Solution

The fourth proportional to 7,547.28, 11,327.58 and 4,040.16 is: 6,063.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.28 : 11,327.58 = 4,040.16 : x
  2. Step 2: Convert to fraction form
    7,547.28/11,327.58 = 4,040.16/x
  3. Step 3: Cross multiply
    7,547.28x = 11,327.58 × 4,040.16
  4. Step 4: Simplify right side
    7,547.28x = 45,765,235.61
  5. Step 5: Solve for x
    x = 45,765,235.61/7,547.28
  6. Step 6: Final answer
    x = 6,063.81

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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.