Home / 9,529.36-13,155.08-6,347.95

Finding the Fourth Proportional to 9,529.36, 13,155.08 and 6,347.95

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Solution

The fourth proportional to 9,529.36, 13,155.08 and 6,347.95 is: 8,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,529.36 : 13,155.08 = 6,347.95 : x
  2. Step 2: Convert to fraction form
    9,529.36/13,155.08 = 6,347.95/x
  3. Step 3: Cross multiply
    9,529.36x = 13,155.08 × 6,347.95
  4. Step 4: Simplify right side
    9,529.36x = 83,507,790.09
  5. Step 5: Solve for x
    x = 83,507,790.09/9,529.36
  6. Step 6: Final answer
    x = 8,763.21

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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.