Home / 7,509.28-10,360.72-4,364.32

Finding the Fourth Proportional to 7,509.28, 10,360.72 and 4,364.32

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Solution

The fourth proportional to 7,509.28, 10,360.72 and 4,364.32 is: 6,021.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.28 : 10,360.72 = 4,364.32 : x
  2. Step 2: Convert to fraction form
    7,509.28/10,360.72 = 4,364.32/x
  3. Step 3: Cross multiply
    7,509.28x = 10,360.72 × 4,364.32
  4. Step 4: Simplify right side
    7,509.28x = 45,217,497.51
  5. Step 5: Solve for x
    x = 45,217,497.51/7,509.28
  6. Step 6: Final answer
    x = 6,021.55

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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.