Home / 6,718.95-9,272.98-4,066.30

Finding the Fourth Proportional to 6,718.95, 9,272.98 and 4,066.30

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Solution

The fourth proportional to 6,718.95, 9,272.98 and 4,066.30 is: 5,612.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.95 : 9,272.98 = 4,066.30 : x
  2. Step 2: Convert to fraction form
    6,718.95/9,272.98 = 4,066.30/x
  3. Step 3: Cross multiply
    6,718.95x = 9,272.98 × 4,066.30
  4. Step 4: Simplify right side
    6,718.95x = 37,706,735.25
  5. Step 5: Solve for x
    x = 37,706,735.25/6,718.95
  6. Step 6: Final answer
    x = 5,612.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.