Home / 10,263.63-15,397.08-4,340.58

Finding the Fourth Proportional to 10,263.63, 15,397.08 and 4,340.58

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Solution

The fourth proportional to 10,263.63, 15,397.08 and 4,340.58 is: 6,511.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.63 : 15,397.08 = 4,340.58 : x
  2. Step 2: Convert to fraction form
    10,263.63/15,397.08 = 4,340.58/x
  3. Step 3: Cross multiply
    10,263.63x = 15,397.08 × 4,340.58
  4. Step 4: Simplify right side
    10,263.63x = 66,832,257.51
  5. Step 5: Solve for x
    x = 66,832,257.51/10,263.63
  6. Step 6: Final answer
    x = 6,511.56

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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.