Home / 9,478.04-14,223.21-4,283.96

Finding the Fourth Proportional to 9,478.04, 14,223.21 and 4,283.96

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Solution

The fourth proportional to 9,478.04, 14,223.21 and 4,283.96 is: 6,428.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478.04 : 14,223.21 = 4,283.96 : x
  2. Step 2: Convert to fraction form
    9,478.04/14,223.21 = 4,283.96/x
  3. Step 3: Cross multiply
    9,478.04x = 14,223.21 × 4,283.96
  4. Step 4: Simplify right side
    9,478.04x = 60,931,662.71
  5. Step 5: Solve for x
    x = 60,931,662.71/9,478.04
  6. Step 6: Final answer
    x = 6,428.72

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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.