Home / 7,004.32-10,507.44-2,386.72

Finding the Fourth Proportional to 7,004.32, 10,507.44 and 2,386.72

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Solution

The fourth proportional to 7,004.32, 10,507.44 and 2,386.72 is: 3,580.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.32 : 10,507.44 = 2,386.72 : x
  2. Step 2: Convert to fraction form
    7,004.32/10,507.44 = 2,386.72/x
  3. Step 3: Cross multiply
    7,004.32x = 10,507.44 × 2,386.72
  4. Step 4: Simplify right side
    7,004.32x = 25,078,317.20
  5. Step 5: Solve for x
    x = 25,078,317.20/7,004.32
  6. Step 6: Final answer
    x = 3,580.41

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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.