Home / 7,569.56-11,347.95-3,618.65

Finding the Fourth Proportional to 7,569.56, 11,347.95 and 3,618.65

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Solution

The fourth proportional to 7,569.56, 11,347.95 and 3,618.65 is: 5,424.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.56 : 11,347.95 = 3,618.65 : x
  2. Step 2: Convert to fraction form
    7,569.56/11,347.95 = 3,618.65/x
  3. Step 3: Cross multiply
    7,569.56x = 11,347.95 × 3,618.65
  4. Step 4: Simplify right side
    7,569.56x = 41,064,259.27
  5. Step 5: Solve for x
    x = 41,064,259.27/7,569.56
  6. Step 6: Final answer
    x = 5,424.92

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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.