Home / 7,551.89-10,419.45-4,565.56

Finding the Fourth Proportional to 7,551.89, 10,419.45 and 4,565.56

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Solution

The fourth proportional to 7,551.89, 10,419.45 and 4,565.56 is: 6,299.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.89 : 10,419.45 = 4,565.56 : x
  2. Step 2: Convert to fraction form
    7,551.89/10,419.45 = 4,565.56/x
  3. Step 3: Cross multiply
    7,551.89x = 10,419.45 × 4,565.56
  4. Step 4: Simplify right side
    7,551.89x = 47,570,624.14
  5. Step 5: Solve for x
    x = 47,570,624.14/7,551.89
  6. Step 6: Final answer
    x = 6,299.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.