Home / 4,521.46-6,783.27-1,887.50

Finding the Fourth Proportional to 4,521.46, 6,783.27 and 1,887.50

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Solution

The fourth proportional to 4,521.46, 6,783.27 and 1,887.50 is: 2,831.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.46 : 6,783.27 = 1,887.50 : x
  2. Step 2: Convert to fraction form
    4,521.46/6,783.27 = 1,887.50/x
  3. Step 3: Cross multiply
    4,521.46x = 6,783.27 × 1,887.50
  4. Step 4: Simplify right side
    4,521.46x = 12,803,418.24
  5. Step 5: Solve for x
    x = 12,803,418.24/4,521.46
  6. Step 6: Final answer
    x = 2,831.70

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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.