Home / 4,386-6,582.24-2,077.50

Finding the Fourth Proportional to 4,386, 6,582.24 and 2,077.50

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Solution

The fourth proportional to 4,386, 6,582.24 and 2,077.50 is: 3,117.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386 : 6,582.24 = 2,077.50 : x
  2. Step 2: Convert to fraction form
    4,386/6,582.24 = 2,077.50/x
  3. Step 3: Cross multiply
    4,386x = 6,582.24 × 2,077.50
  4. Step 4: Simplify right side
    4,386x = 13,674,603.60
  5. Step 5: Solve for x
    x = 13,674,603.60/4,386
  6. Step 6: Final answer
    x = 3,117.78

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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.