Home / 7,040.05-10,561.12-2,358.95

Finding the Fourth Proportional to 7,040.05, 10,561.12 and 2,358.95

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Solution

The fourth proportional to 7,040.05, 10,561.12 and 2,358.95 is: 3,538.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.05 : 10,561.12 = 2,358.95 : x
  2. Step 2: Convert to fraction form
    7,040.05/10,561.12 = 2,358.95/x
  3. Step 3: Cross multiply
    7,040.05x = 10,561.12 × 2,358.95
  4. Step 4: Simplify right side
    7,040.05x = 24,913,095.32
  5. Step 5: Solve for x
    x = 24,913,095.32/7,040.05
  6. Step 6: Final answer
    x = 3,538.77

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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.