Home / 7,444.71-10,275.53-4,302.72

Finding the Fourth Proportional to 7,444.71, 10,275.53 and 4,302.72

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Solution

The fourth proportional to 7,444.71, 10,275.53 and 4,302.72 is: 5,938.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.71 : 10,275.53 = 4,302.72 : x
  2. Step 2: Convert to fraction form
    7,444.71/10,275.53 = 4,302.72/x
  3. Step 3: Cross multiply
    7,444.71x = 10,275.53 × 4,302.72
  4. Step 4: Simplify right side
    7,444.71x = 44,212,706.93
  5. Step 5: Solve for x
    x = 44,212,706.93/7,444.71
  6. Step 6: Final answer
    x = 5,938.81

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Half scale
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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.