Home / 10,678.28-16,020.58-4,437.24

Finding the Fourth Proportional to 10,678.28, 16,020.58 and 4,437.24

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Solution

The fourth proportional to 10,678.28, 16,020.58 and 4,437.24 is: 6,657.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678.28 : 16,020.58 = 4,437.24 : x
  2. Step 2: Convert to fraction form
    10,678.28/16,020.58 = 4,437.24/x
  3. Step 3: Cross multiply
    10,678.28x = 16,020.58 × 4,437.24
  4. Step 4: Simplify right side
    10,678.28x = 71,087,158.40
  5. Step 5: Solve for x
    x = 71,087,158.40/10,678.28
  6. Step 6: Final answer
    x = 6,657.17

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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.