Home / 5,607.23-7,737.80-3,089.21

Finding the Fourth Proportional to 5,607.23, 7,737.80 and 3,089.21

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Solution

The fourth proportional to 5,607.23, 7,737.80 and 3,089.21 is: 4,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.23 : 7,737.80 = 3,089.21 : x
  2. Step 2: Convert to fraction form
    5,607.23/7,737.80 = 3,089.21/x
  3. Step 3: Cross multiply
    5,607.23x = 7,737.80 × 3,089.21
  4. Step 4: Simplify right side
    5,607.23x = 23,903,635.00
  5. Step 5: Solve for x
    x = 23,903,635.00/5,607.23
  6. Step 6: Final answer
    x = 4,263.01

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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.