Home / 9,048.24-13,572.36-4,428

Finding the Fourth Proportional to 9,048.24, 13,572.36 and 4,428

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Solution

The fourth proportional to 9,048.24, 13,572.36 and 4,428 is: 6,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,048.24 : 13,572.36 = 4,428 : x
  2. Step 2: Convert to fraction form
    9,048.24/13,572.36 = 4,428/x
  3. Step 3: Cross multiply
    9,048.24x = 13,572.36 × 4,428
  4. Step 4: Simplify right side
    9,048.24x = 60,098,410.08
  5. Step 5: Solve for x
    x = 60,098,410.08/9,048.24
  6. Step 6: Final answer
    x = 6,642.00

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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.