Home / 7,089.60-10,635.12-2,710.74

Finding the Fourth Proportional to 7,089.60, 10,635.12 and 2,710.74

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Solution

The fourth proportional to 7,089.60, 10,635.12 and 2,710.74 is: 4,066.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.60 : 10,635.12 = 2,710.74 : x
  2. Step 2: Convert to fraction form
    7,089.60/10,635.12 = 2,710.74/x
  3. Step 3: Cross multiply
    7,089.60x = 10,635.12 × 2,710.74
  4. Step 4: Simplify right side
    7,089.60x = 28,828,992.01
  5. Step 5: Solve for x
    x = 28,828,992.01/7,089.60
  6. Step 6: Final answer
    x = 4,066.38

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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.