Home / 4,711.42-7,090.76-3,547.45

Finding the Fourth Proportional to 4,711.42, 7,090.76 and 3,547.45

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Solution

The fourth proportional to 4,711.42, 7,090.76 and 3,547.45 is: 5,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.42 : 7,090.76 = 3,547.45 : x
  2. Step 2: Convert to fraction form
    4,711.42/7,090.76 = 3,547.45/x
  3. Step 3: Cross multiply
    4,711.42x = 7,090.76 × 3,547.45
  4. Step 4: Simplify right side
    4,711.42x = 25,154,116.56
  5. Step 5: Solve for x
    x = 25,154,116.56/4,711.42
  6. Step 6: Final answer
    x = 5,338.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.