Home / 7,302.69-10,078.02-4,320.27

Finding the Fourth Proportional to 7,302.69, 10,078.02 and 4,320.27

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Solution

The fourth proportional to 7,302.69, 10,078.02 and 4,320.27 is: 5,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.69 : 10,078.02 = 4,320.27 : x
  2. Step 2: Convert to fraction form
    7,302.69/10,078.02 = 4,320.27/x
  3. Step 3: Cross multiply
    7,302.69x = 10,078.02 × 4,320.27
  4. Step 4: Simplify right side
    7,302.69x = 43,539,767.47
  5. Step 5: Solve for x
    x = 43,539,767.47/7,302.69
  6. Step 6: Final answer
    x = 5,962.15

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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.