Home / 4,484.57-6,726.85-1,887.50

Finding the Fourth Proportional to 4,484.57, 6,726.85 and 1,887.50

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Solution

The fourth proportional to 4,484.57, 6,726.85 and 1,887.50 is: 2,831.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,484.57 : 6,726.85 = 1,887.50 : x
  2. Step 2: Convert to fraction form
    4,484.57/6,726.85 = 1,887.50/x
  3. Step 3: Cross multiply
    4,484.57x = 6,726.85 × 1,887.50
  4. Step 4: Simplify right side
    4,484.57x = 12,696,941.47
  5. Step 5: Solve for x
    x = 12,696,941.47/4,484.57
  6. Step 6: Final answer
    x = 2,831.25

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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.