Home / 9,701.01-13,385.93-5,509.17

Finding the Fourth Proportional to 9,701.01, 13,385.93 and 5,509.17

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Solution

The fourth proportional to 9,701.01, 13,385.93 and 5,509.17 is: 7,601.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.01 : 13,385.93 = 5,509.17 : x
  2. Step 2: Convert to fraction form
    9,701.01/13,385.93 = 5,509.17/x
  3. Step 3: Cross multiply
    9,701.01x = 13,385.93 × 5,509.17
  4. Step 4: Simplify right side
    9,701.01x = 73,745,336.43
  5. Step 5: Solve for x
    x = 73,745,336.43/9,701.01
  6. Step 6: Final answer
    x = 7,601.82

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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.