Home / 6,191.12-8,547.72-5,526.84

Finding the Fourth Proportional to 6,191.12, 8,547.72 and 5,526.84

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Solution

The fourth proportional to 6,191.12, 8,547.72 and 5,526.84 is: 7,630.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191.12 : 8,547.72 = 5,526.84 : x
  2. Step 2: Convert to fraction form
    6,191.12/8,547.72 = 5,526.84/x
  3. Step 3: Cross multiply
    6,191.12x = 8,547.72 × 5,526.84
  4. Step 4: Simplify right side
    6,191.12x = 47,241,880.80
  5. Step 5: Solve for x
    x = 47,241,880.80/6,191.12
  6. Step 6: Final answer
    x = 7,630.59

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Double scale
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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.