Home / 8,927.47-12,319.72-4,948.55

Finding the Fourth Proportional to 8,927.47, 12,319.72 and 4,948.55

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Solution

The fourth proportional to 8,927.47, 12,319.72 and 4,948.55 is: 6,828.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.47 : 12,319.72 = 4,948.55 : x
  2. Step 2: Convert to fraction form
    8,927.47/12,319.72 = 4,948.55/x
  3. Step 3: Cross multiply
    8,927.47x = 12,319.72 × 4,948.55
  4. Step 4: Simplify right side
    8,927.47x = 60,964,750.41
  5. Step 5: Solve for x
    x = 60,964,750.41/8,927.47
  6. Step 6: Final answer
    x = 6,828.89

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