Home / 6,302.95-8,700.45-4,955.05

Finding the Fourth Proportional to 6,302.95, 8,700.45 and 4,955.05

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Solution

The fourth proportional to 6,302.95, 8,700.45 and 4,955.05 is: 6,839.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302.95 : 8,700.45 = 4,955.05 : x
  2. Step 2: Convert to fraction form
    6,302.95/8,700.45 = 4,955.05/x
  3. Step 3: Cross multiply
    6,302.95x = 8,700.45 × 4,955.05
  4. Step 4: Simplify right side
    6,302.95x = 43,111,149.93
  5. Step 5: Solve for x
    x = 43,111,149.93/6,302.95
  6. Step 6: Final answer
    x = 6,839.83

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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.