Home / 7,577.99-10,457.26-4,391.13

Finding the Fourth Proportional to 7,577.99, 10,457.26 and 4,391.13

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Solution

The fourth proportional to 7,577.99, 10,457.26 and 4,391.13 is: 6,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.99 : 10,457.26 = 4,391.13 : x
  2. Step 2: Convert to fraction form
    7,577.99/10,457.26 = 4,391.13/x
  3. Step 3: Cross multiply
    7,577.99x = 10,457.26 × 4,391.13
  4. Step 4: Simplify right side
    7,577.99x = 45,919,188.10
  5. Step 5: Solve for x
    x = 45,919,188.10/7,577.99
  6. Step 6: Final answer
    x = 6,059.55

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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.