Home / 7,437.32-10,263.64-4,453.28

Finding the Fourth Proportional to 7,437.32, 10,263.64 and 4,453.28

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Solution

The fourth proportional to 7,437.32, 10,263.64 and 4,453.28 is: 6,145.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.32 : 10,263.64 = 4,453.28 : x
  2. Step 2: Convert to fraction form
    7,437.32/10,263.64 = 4,453.28/x
  3. Step 3: Cross multiply
    7,437.32x = 10,263.64 × 4,453.28
  4. Step 4: Simplify right side
    7,437.32x = 45,706,862.74
  5. Step 5: Solve for x
    x = 45,706,862.74/7,437.32
  6. Step 6: Final answer
    x = 6,145.61

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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.