Home / 7,711.98-11,565.54-3,030.59

Finding the Fourth Proportional to 7,711.98, 11,565.54 and 3,030.59

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Solution

The fourth proportional to 7,711.98, 11,565.54 and 3,030.59 is: 4,544.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711.98 : 11,565.54 = 3,030.59 : x
  2. Step 2: Convert to fraction form
    7,711.98/11,565.54 = 3,030.59/x
  3. Step 3: Cross multiply
    7,711.98x = 11,565.54 × 3,030.59
  4. Step 4: Simplify right side
    7,711.98x = 35,050,352.04
  5. Step 5: Solve for x
    x = 35,050,352.04/7,711.98
  6. Step 6: Final answer
    x = 4,544.92

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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.