Home / 10,558.74-14,577.10-7,884.66

Finding the Fourth Proportional to 10,558.74, 14,577.10 and 7,884.66

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Solution

The fourth proportional to 10,558.74, 14,577.10 and 7,884.66 is: 10,885.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.74 : 14,577.10 = 7,884.66 : x
  2. Step 2: Convert to fraction form
    10,558.74/14,577.10 = 7,884.66/x
  3. Step 3: Cross multiply
    10,558.74x = 14,577.10 × 7,884.66
  4. Step 4: Simplify right side
    10,558.74x = 114,935,477.29
  5. Step 5: Solve for x
    x = 114,935,477.29/10,558.74
  6. Step 6: Final answer
    x = 10,885.34

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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.