Home / 7,547.69-11,315.61-4,768.52

Finding the Fourth Proportional to 7,547.69, 11,315.61 and 4,768.52

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Solution

The fourth proportional to 7,547.69, 11,315.61 and 4,768.52 is: 7,149.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.69 : 11,315.61 = 4,768.52 : x
  2. Step 2: Convert to fraction form
    7,547.69/11,315.61 = 4,768.52/x
  3. Step 3: Cross multiply
    7,547.69x = 11,315.61 × 4,768.52
  4. Step 4: Simplify right side
    7,547.69x = 53,958,656.02
  5. Step 5: Solve for x
    x = 53,958,656.02/7,547.69
  6. Step 6: Final answer
    x = 7,149.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.