Home / 10,357.19-14,298.33-8,083.65

Finding the Fourth Proportional to 10,357.19, 14,298.33 and 8,083.65

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Solution

The fourth proportional to 10,357.19, 14,298.33 and 8,083.65 is: 11,159.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.19 : 14,298.33 = 8,083.65 : x
  2. Step 2: Convert to fraction form
    10,357.19/14,298.33 = 8,083.65/x
  3. Step 3: Cross multiply
    10,357.19x = 14,298.33 × 8,083.65
  4. Step 4: Simplify right side
    10,357.19x = 115,582,733.20
  5. Step 5: Solve for x
    x = 115,582,733.20/10,357.19
  6. Step 6: Final answer
    x = 11,159.66

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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.