Home / 5,426.04-7,487.81-3,036.05

Finding the Fourth Proportional to 5,426.04, 7,487.81 and 3,036.05

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Solution

The fourth proportional to 5,426.04, 7,487.81 and 3,036.05 is: 4,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.04 : 7,487.81 = 3,036.05 : x
  2. Step 2: Convert to fraction form
    5,426.04/7,487.81 = 3,036.05/x
  3. Step 3: Cross multiply
    5,426.04x = 7,487.81 × 3,036.05
  4. Step 4: Simplify right side
    5,426.04x = 22,733,328.11
  5. Step 5: Solve for x
    x = 22,733,328.11/5,426.04
  6. Step 6: Final answer
    x = 4,189.67

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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.