Home / 9,835.09-13,572.52-5,358.91

Finding the Fourth Proportional to 9,835.09, 13,572.52 and 5,358.91

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Solution

The fourth proportional to 9,835.09, 13,572.52 and 5,358.91 is: 7,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,835.09 : 13,572.52 = 5,358.91 : x
  2. Step 2: Convert to fraction form
    9,835.09/13,572.52 = 5,358.91/x
  3. Step 3: Cross multiply
    9,835.09x = 13,572.52 × 5,358.91
  4. Step 4: Simplify right side
    9,835.09x = 72,733,947.08
  5. Step 5: Solve for x
    x = 72,733,947.08/9,835.09
  6. Step 6: Final answer
    x = 7,395.35

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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.