Home / 10,870.60-16,307.70-4,633.60

Finding the Fourth Proportional to 10,870.60, 16,307.70 and 4,633.60

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Solution

The fourth proportional to 10,870.60, 16,307.70 and 4,633.60 is: 6,951.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,870.60 : 16,307.70 = 4,633.60 : x
  2. Step 2: Convert to fraction form
    10,870.60/16,307.70 = 4,633.60/x
  3. Step 3: Cross multiply
    10,870.60x = 16,307.70 × 4,633.60
  4. Step 4: Simplify right side
    10,870.60x = 75,563,358.72
  5. Step 5: Solve for x
    x = 75,563,358.72/10,870.60
  6. Step 6: Final answer
    x = 6,951.17

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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.