Home / 9,518.48-14,281.80-4,904.72

Finding the Fourth Proportional to 9,518.48, 14,281.80 and 4,904.72

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Solution

The fourth proportional to 9,518.48, 14,281.80 and 4,904.72 is: 7,359.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.48 : 14,281.80 = 4,904.72 : x
  2. Step 2: Convert to fraction form
    9,518.48/14,281.80 = 4,904.72/x
  3. Step 3: Cross multiply
    9,518.48x = 14,281.80 × 4,904.72
  4. Step 4: Simplify right side
    9,518.48x = 70,048,230.10
  5. Step 5: Solve for x
    x = 70,048,230.10/9,518.48
  6. Step 6: Final answer
    x = 7,359.18

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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.