Home / 7,577.25-10,457.82-4,389.99

Finding the Fourth Proportional to 7,577.25, 10,457.82 and 4,389.99

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Solution

The fourth proportional to 7,577.25, 10,457.82 and 4,389.99 is: 6,058.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.25 : 10,457.82 = 4,389.99 : x
  2. Step 2: Convert to fraction form
    7,577.25/10,457.82 = 4,389.99/x
  3. Step 3: Cross multiply
    7,577.25x = 10,457.82 × 4,389.99
  4. Step 4: Simplify right side
    7,577.25x = 45,909,725.22
  5. Step 5: Solve for x
    x = 45,909,725.22/7,577.25
  6. Step 6: Final answer
    x = 6,058.89

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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.