Home / 7,348.12-11,007.81-5,870.35

Finding the Fourth Proportional to 7,348.12, 11,007.81 and 5,870.35

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Solution

The fourth proportional to 7,348.12, 11,007.81 and 5,870.35 is: 8,794.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.12 : 11,007.81 = 5,870.35 : x
  2. Step 2: Convert to fraction form
    7,348.12/11,007.81 = 5,870.35/x
  3. Step 3: Cross multiply
    7,348.12x = 11,007.81 × 5,870.35
  4. Step 4: Simplify right side
    7,348.12x = 64,619,697.43
  5. Step 5: Solve for x
    x = 64,619,697.43/7,348.12
  6. Step 6: Final answer
    x = 8,794.04

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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.