Home / 10,864.60-16,298.70-4,627.60

Finding the Fourth Proportional to 10,864.60, 16,298.70 and 4,627.60

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Solution

The fourth proportional to 10,864.60, 16,298.70 and 4,627.60 is: 6,942.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.60 : 16,298.70 = 4,627.60 : x
  2. Step 2: Convert to fraction form
    10,864.60/16,298.70 = 4,627.60/x
  3. Step 3: Cross multiply
    10,864.60x = 16,298.70 × 4,627.60
  4. Step 4: Simplify right side
    10,864.60x = 75,423,864.12
  5. Step 5: Solve for x
    x = 75,423,864.12/10,864.60
  6. Step 6: Final answer
    x = 6,942.17

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1.5x scale

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.