Home / 9,303.32-12,839.10-5,323.52

Finding the Fourth Proportional to 9,303.32, 12,839.10 and 5,323.52

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Solution

The fourth proportional to 9,303.32, 12,839.10 and 5,323.52 is: 7,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,303.32 : 12,839.10 = 5,323.52 : x
  2. Step 2: Convert to fraction form
    9,303.32/12,839.10 = 5,323.52/x
  3. Step 3: Cross multiply
    9,303.32x = 12,839.10 × 5,323.52
  4. Step 4: Simplify right side
    9,303.32x = 68,349,205.63
  5. Step 5: Solve for x
    x = 68,349,205.63/9,303.32
  6. Step 6: Final answer
    x = 7,346.75

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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.