Home / 7,457.45-10,291.04-4,270.64

Finding the Fourth Proportional to 7,457.45, 10,291.04 and 4,270.64

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Solution

The fourth proportional to 7,457.45, 10,291.04 and 4,270.64 is: 5,893.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.45 : 10,291.04 = 4,270.64 : x
  2. Step 2: Convert to fraction form
    7,457.45/10,291.04 = 4,270.64/x
  3. Step 3: Cross multiply
    7,457.45x = 10,291.04 × 4,270.64
  4. Step 4: Simplify right side
    7,457.45x = 43,949,254.26
  5. Step 5: Solve for x
    x = 43,949,254.26/7,457.45
  6. Step 6: Final answer
    x = 5,893.34

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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.