Home / 7,384.16-10,189.88-4,026.92

Finding the Fourth Proportional to 7,384.16, 10,189.88 and 4,026.92

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Solution

The fourth proportional to 7,384.16, 10,189.88 and 4,026.92 is: 5,557.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.16 : 10,189.88 = 4,026.92 : x
  2. Step 2: Convert to fraction form
    7,384.16/10,189.88 = 4,026.92/x
  3. Step 3: Cross multiply
    7,384.16x = 10,189.88 × 4,026.92
  4. Step 4: Simplify right side
    7,384.16x = 41,033,831.57
  5. Step 5: Solve for x
    x = 41,033,831.57/7,384.16
  6. Step 6: Final answer
    x = 5,557.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.