Home / 7,397.35-10,207.42-4,211.06

Finding the Fourth Proportional to 7,397.35, 10,207.42 and 4,211.06

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Solution

The fourth proportional to 7,397.35, 10,207.42 and 4,211.06 is: 5,810.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.35 : 10,207.42 = 4,211.06 : x
  2. Step 2: Convert to fraction form
    7,397.35/10,207.42 = 4,211.06/x
  3. Step 3: Cross multiply
    7,397.35x = 10,207.42 × 4,211.06
  4. Step 4: Simplify right side
    7,397.35x = 42,984,058.07
  5. Step 5: Solve for x
    x = 42,984,058.07/7,397.35
  6. Step 6: Final answer
    x = 5,810.74

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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.