Home / 7,551.79-10,419.58-4,527.38

Finding the Fourth Proportional to 7,551.79, 10,419.58 and 4,527.38

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Solution

The fourth proportional to 7,551.79, 10,419.58 and 4,527.38 is: 6,246.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.79 : 10,419.58 = 4,527.38 : x
  2. Step 2: Convert to fraction form
    7,551.79/10,419.58 = 4,527.38/x
  3. Step 3: Cross multiply
    7,551.79x = 10,419.58 × 4,527.38
  4. Step 4: Simplify right side
    7,551.79x = 47,173,429.81
  5. Step 5: Solve for x
    x = 47,173,429.81/7,551.79
  6. Step 6: Final answer
    x = 6,246.66

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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.