Home / 9,746.15-13,449.70-5,269.91

Finding the Fourth Proportional to 9,746.15, 13,449.70 and 5,269.91

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Solution

The fourth proportional to 9,746.15, 13,449.70 and 5,269.91 is: 7,272.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,746.15 : 13,449.70 = 5,269.91 : x
  2. Step 2: Convert to fraction form
    9,746.15/13,449.70 = 5,269.91/x
  3. Step 3: Cross multiply
    9,746.15x = 13,449.70 × 5,269.91
  4. Step 4: Simplify right side
    9,746.15x = 70,878,618.22
  5. Step 5: Solve for x
    x = 70,878,618.22/9,746.15
  6. Step 6: Final answer
    x = 7,272.47

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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.