Home / 7,498.32-11,247.75-3,790.14

Finding the Fourth Proportional to 7,498.32, 11,247.75 and 3,790.14

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Solution

The fourth proportional to 7,498.32, 11,247.75 and 3,790.14 is: 5,685.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498.32 : 11,247.75 = 3,790.14 : x
  2. Step 2: Convert to fraction form
    7,498.32/11,247.75 = 3,790.14/x
  3. Step 3: Cross multiply
    7,498.32x = 11,247.75 × 3,790.14
  4. Step 4: Simplify right side
    7,498.32x = 42,630,547.19
  5. Step 5: Solve for x
    x = 42,630,547.19/7,498.32
  6. Step 6: Final answer
    x = 5,685.35

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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.