Home / 7,521.08-10,378.56-4,496.18

Finding the Fourth Proportional to 7,521.08, 10,378.56 and 4,496.18

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Solution

The fourth proportional to 7,521.08, 10,378.56 and 4,496.18 is: 6,204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.08 : 10,378.56 = 4,496.18 : x
  2. Step 2: Convert to fraction form
    7,521.08/10,378.56 = 4,496.18/x
  3. Step 3: Cross multiply
    7,521.08x = 10,378.56 × 4,496.18
  4. Step 4: Simplify right side
    7,521.08x = 46,663,873.90
  5. Step 5: Solve for x
    x = 46,663,873.90/7,521.08
  6. Step 6: Final answer
    x = 6,204.41

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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.