Home / 7,082.18-10,623.27-1,888.05

Finding the Fourth Proportional to 7,082.18, 10,623.27 and 1,888.05

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Solution

The fourth proportional to 7,082.18, 10,623.27 and 1,888.05 is: 2,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.18 : 10,623.27 = 1,888.05 : x
  2. Step 2: Convert to fraction form
    7,082.18/10,623.27 = 1,888.05/x
  3. Step 3: Cross multiply
    7,082.18x = 10,623.27 × 1,888.05
  4. Step 4: Simplify right side
    7,082.18x = 20,057,264.92
  5. Step 5: Solve for x
    x = 20,057,264.92/7,082.18
  6. Step 6: Final answer
    x = 2,832.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.