Home / 10,123.84-13,971.96-5,873.64

Finding the Fourth Proportional to 10,123.84, 13,971.96 and 5,873.64

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Solution

The fourth proportional to 10,123.84, 13,971.96 and 5,873.64 is: 8,106.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123.84 : 13,971.96 = 5,873.64 : x
  2. Step 2: Convert to fraction form
    10,123.84/13,971.96 = 5,873.64/x
  3. Step 3: Cross multiply
    10,123.84x = 13,971.96 × 5,873.64
  4. Step 4: Simplify right side
    10,123.84x = 82,066,263.13
  5. Step 5: Solve for x
    x = 82,066,263.13/10,123.84
  6. Step 6: Final answer
    x = 8,106.24

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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.