Home / 7,644.10-10,548.84-4,457.52

Finding the Fourth Proportional to 7,644.10, 10,548.84 and 4,457.52

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Solution

The fourth proportional to 7,644.10, 10,548.84 and 4,457.52 is: 6,151.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.10 : 10,548.84 = 4,457.52 : x
  2. Step 2: Convert to fraction form
    7,644.10/10,548.84 = 4,457.52/x
  3. Step 3: Cross multiply
    7,644.10x = 10,548.84 × 4,457.52
  4. Step 4: Simplify right side
    7,644.10x = 47,021,665.28
  5. Step 5: Solve for x
    x = 47,021,665.28/7,644.10
  6. Step 6: Final answer
    x = 6,151.37

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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.