Home / 6,320.08-9,478.48-1,876.70

Finding the Fourth Proportional to 6,320.08, 9,478.48 and 1,876.70

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Solution

The fourth proportional to 6,320.08, 9,478.48 and 1,876.70 is: 2,814.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.08 : 9,478.48 = 1,876.70 : x
  2. Step 2: Convert to fraction form
    6,320.08/9,478.48 = 1,876.70/x
  3. Step 3: Cross multiply
    6,320.08x = 9,478.48 × 1,876.70
  4. Step 4: Simplify right side
    6,320.08x = 17,788,263.42
  5. Step 5: Solve for x
    x = 17,788,263.42/6,320.08
  6. Step 6: Final answer
    x = 2,814.56

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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.