Home / 7,089.02-10,635.06-2,158.53

Finding the Fourth Proportional to 7,089.02, 10,635.06 and 2,158.53

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Solution

The fourth proportional to 7,089.02, 10,635.06 and 2,158.53 is: 3,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.02 : 10,635.06 = 2,158.53 : x
  2. Step 2: Convert to fraction form
    7,089.02/10,635.06 = 2,158.53/x
  3. Step 3: Cross multiply
    7,089.02x = 10,635.06 × 2,158.53
  4. Step 4: Simplify right side
    7,089.02x = 22,956,096.06
  5. Step 5: Solve for x
    x = 22,956,096.06/7,089.02
  6. Step 6: Final answer
    x = 3,238.26

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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.