Home / 9,727.52-13,423.19-5,535.77

Finding the Fourth Proportional to 9,727.52, 13,423.19 and 5,535.77

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Solution

The fourth proportional to 9,727.52, 13,423.19 and 5,535.77 is: 7,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.52 : 13,423.19 = 5,535.77 : x
  2. Step 2: Convert to fraction form
    9,727.52/13,423.19 = 5,535.77/x
  3. Step 3: Cross multiply
    9,727.52x = 13,423.19 × 5,535.77
  4. Step 4: Simplify right side
    9,727.52x = 74,307,597.71
  5. Step 5: Solve for x
    x = 74,307,597.71/9,727.52
  6. Step 6: Final answer
    x = 7,638.91

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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.