Home / 9,093.86-12,547.65-5,316.30

Finding the Fourth Proportional to 9,093.86, 12,547.65 and 5,316.30

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Solution

The fourth proportional to 9,093.86, 12,547.65 and 5,316.30 is: 7,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,093.86 : 12,547.65 = 5,316.30 : x
  2. Step 2: Convert to fraction form
    9,093.86/12,547.65 = 5,316.30/x
  3. Step 3: Cross multiply
    9,093.86x = 12,547.65 × 5,316.30
  4. Step 4: Simplify right side
    9,093.86x = 66,707,071.70
  5. Step 5: Solve for x
    x = 66,707,071.70/9,093.86
  6. Step 6: Final answer
    x = 7,335.40

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Similar ratio
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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.