Home / 9,531.44-13,146.36-6,547.76

Finding the Fourth Proportional to 9,531.44, 13,146.36 and 6,547.76

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Solution

The fourth proportional to 9,531.44, 13,146.36 and 6,547.76 is: 9,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531.44 : 13,146.36 = 6,547.76 : x
  2. Step 2: Convert to fraction form
    9,531.44/13,146.36 = 6,547.76/x
  3. Step 3: Cross multiply
    9,531.44x = 13,146.36 × 6,547.76
  4. Step 4: Simplify right side
    9,531.44x = 86,079,210.15
  5. Step 5: Solve for x
    x = 86,079,210.15/9,531.44
  6. Step 6: Final answer
    x = 9,031.08

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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.