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Finding the Fourth Proportional to 6,995.76, 10,492.53 and 4,547.94

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Solution

The fourth proportional to 6,995.76, 10,492.53 and 4,547.94 is: 6,821.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.76 : 10,492.53 = 4,547.94 : x
  2. Step 2: Convert to fraction form
    6,995.76/10,492.53 = 4,547.94/x
  3. Step 3: Cross multiply
    6,995.76x = 10,492.53 × 4,547.94
  4. Step 4: Simplify right side
    6,995.76x = 47,719,396.89
  5. Step 5: Solve for x
    x = 47,719,396.89/6,995.76
  6. Step 6: Final answer
    x = 6,821.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.