Home / 6,359.31-8,770.95-4,863.51

Finding the Fourth Proportional to 6,359.31, 8,770.95 and 4,863.51

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Solution

The fourth proportional to 6,359.31, 8,770.95 and 4,863.51 is: 6,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.31 : 8,770.95 = 4,863.51 : x
  2. Step 2: Convert to fraction form
    6,359.31/8,770.95 = 4,863.51/x
  3. Step 3: Cross multiply
    6,359.31x = 8,770.95 × 4,863.51
  4. Step 4: Simplify right side
    6,359.31x = 42,657,603.03
  5. Step 5: Solve for x
    x = 42,657,603.03/6,359.31
  6. Step 6: Final answer
    x = 6,707.90

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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.