Home / 9,424.70-13,005.20-5,445.27

Finding the Fourth Proportional to 9,424.70, 13,005.20 and 5,445.27

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Solution

The fourth proportional to 9,424.70, 13,005.20 and 5,445.27 is: 7,513.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.70 : 13,005.20 = 5,445.27 : x
  2. Step 2: Convert to fraction form
    9,424.70/13,005.20 = 5,445.27/x
  3. Step 3: Cross multiply
    9,424.70x = 13,005.20 × 5,445.27
  4. Step 4: Simplify right side
    9,424.70x = 70,816,798.18
  5. Step 5: Solve for x
    x = 70,816,798.18/9,424.70
  6. Step 6: Final answer
    x = 7,513.96

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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.