Home / 9,703.23-13,377.69-6,340.20

Finding the Fourth Proportional to 9,703.23, 13,377.69 and 6,340.20

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Solution

The fourth proportional to 9,703.23, 13,377.69 and 6,340.20 is: 8,741.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,703.23 : 13,377.69 = 6,340.20 : x
  2. Step 2: Convert to fraction form
    9,703.23/13,377.69 = 6,340.20/x
  3. Step 3: Cross multiply
    9,703.23x = 13,377.69 × 6,340.20
  4. Step 4: Simplify right side
    9,703.23x = 84,817,230.14
  5. Step 5: Solve for x
    x = 84,817,230.14/9,703.23
  6. Step 6: Final answer
    x = 8,741.13

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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.