Home / 4,707.31-6,495.39-2,818.45

Finding the Fourth Proportional to 4,707.31, 6,495.39 and 2,818.45

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Solution

The fourth proportional to 4,707.31, 6,495.39 and 2,818.45 is: 3,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.31 : 6,495.39 = 2,818.45 : x
  2. Step 2: Convert to fraction form
    4,707.31/6,495.39 = 2,818.45/x
  3. Step 3: Cross multiply
    4,707.31x = 6,495.39 × 2,818.45
  4. Step 4: Simplify right side
    4,707.31x = 18,306,931.95
  5. Step 5: Solve for x
    x = 18,306,931.95/4,707.31
  6. Step 6: Final answer
    x = 3,889.04

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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.