Home / 7,030.11-10,544.49-2,870.49

Finding the Fourth Proportional to 7,030.11, 10,544.49 and 2,870.49

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Solution

The fourth proportional to 7,030.11, 10,544.49 and 2,870.49 is: 4,305.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.11 : 10,544.49 = 2,870.49 : x
  2. Step 2: Convert to fraction form
    7,030.11/10,544.49 = 2,870.49/x
  3. Step 3: Cross multiply
    7,030.11x = 10,544.49 × 2,870.49
  4. Step 4: Simplify right side
    7,030.11x = 30,267,853.10
  5. Step 5: Solve for x
    x = 30,267,853.10/7,030.11
  6. Step 6: Final answer
    x = 4,305.46

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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.