Home / 10,174.56-15,242.04-7,501.28

Finding the Fourth Proportional to 10,174.56, 15,242.04 and 7,501.28

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Solution

The fourth proportional to 10,174.56, 15,242.04 and 7,501.28 is: 11,237.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174.56 : 15,242.04 = 7,501.28 : x
  2. Step 2: Convert to fraction form
    10,174.56/15,242.04 = 7,501.28/x
  3. Step 3: Cross multiply
    10,174.56x = 15,242.04 × 7,501.28
  4. Step 4: Simplify right side
    10,174.56x = 114,334,809.81
  5. Step 5: Solve for x
    x = 114,334,809.81/10,174.56
  6. Step 6: Final answer
    x = 11,237.32

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1.5x scale

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.