Home / 4,386.50-6,577.76-1,265.80

Finding the Fourth Proportional to 4,386.50, 6,577.76 and 1,265.80

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Solution

The fourth proportional to 4,386.50, 6,577.76 and 1,265.80 is: 1,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.50 : 6,577.76 = 1,265.80 : x
  2. Step 2: Convert to fraction form
    4,386.50/6,577.76 = 1,265.80/x
  3. Step 3: Cross multiply
    4,386.50x = 6,577.76 × 1,265.80
  4. Step 4: Simplify right side
    4,386.50x = 8,326,128.61
  5. Step 5: Solve for x
    x = 8,326,128.61/4,386.50
  6. Step 6: Final answer
    x = 1,898.13

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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.