Home / 7,281.09-10,034.60-5,288.19

Finding the Fourth Proportional to 7,281.09, 10,034.60 and 5,288.19

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Solution

The fourth proportional to 7,281.09, 10,034.60 and 5,288.19 is: 7,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.09 : 10,034.60 = 5,288.19 : x
  2. Step 2: Convert to fraction form
    7,281.09/10,034.60 = 5,288.19/x
  3. Step 3: Cross multiply
    7,281.09x = 10,034.60 × 5,288.19
  4. Step 4: Simplify right side
    7,281.09x = 53,064,844.93
  5. Step 5: Solve for x
    x = 53,064,844.93/7,281.09
  6. Step 6: Final answer
    x = 7,288.04

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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.