Home / 6,807.32-10,210.98-1,876.80

Finding the Fourth Proportional to 6,807.32, 10,210.98 and 1,876.80

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Solution

The fourth proportional to 6,807.32, 10,210.98 and 1,876.80 is: 2,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807.32 : 10,210.98 = 1,876.80 : x
  2. Step 2: Convert to fraction form
    6,807.32/10,210.98 = 1,876.80/x
  3. Step 3: Cross multiply
    6,807.32x = 10,210.98 × 1,876.80
  4. Step 4: Simplify right side
    6,807.32x = 19,163,967.26
  5. Step 5: Solve for x
    x = 19,163,967.26/6,807.32
  6. Step 6: Final answer
    x = 2,815.20

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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.