Home / 6,875.16-10,312.15-2,194.98

Finding the Fourth Proportional to 6,875.16, 10,312.15 and 2,194.98

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Solution

The fourth proportional to 6,875.16, 10,312.15 and 2,194.98 is: 3,292.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.16 : 10,312.15 = 2,194.98 : x
  2. Step 2: Convert to fraction form
    6,875.16/10,312.15 = 2,194.98/x
  3. Step 3: Cross multiply
    6,875.16x = 10,312.15 × 2,194.98
  4. Step 4: Simplify right side
    6,875.16x = 22,634,963.01
  5. Step 5: Solve for x
    x = 22,634,963.01/6,875.16
  6. Step 6: Final answer
    x = 3,292.28

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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.