Home / 7,261.55-10,020.58-4,117.13

Finding the Fourth Proportional to 7,261.55, 10,020.58 and 4,117.13

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Solution

The fourth proportional to 7,261.55, 10,020.58 and 4,117.13 is: 5,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.55 : 10,020.58 = 4,117.13 : x
  2. Step 2: Convert to fraction form
    7,261.55/10,020.58 = 4,117.13/x
  3. Step 3: Cross multiply
    7,261.55x = 10,020.58 × 4,117.13
  4. Step 4: Simplify right side
    7,261.55x = 41,255,970.14
  5. Step 5: Solve for x
    x = 41,255,970.14/7,261.55
  6. Step 6: Final answer
    x = 5,681.43

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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.