Home / 7,547.13-10,412.55-4,561.83

Finding the Fourth Proportional to 7,547.13, 10,412.55 and 4,561.83

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Solution

The fourth proportional to 7,547.13, 10,412.55 and 4,561.83 is: 6,293.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.13 : 10,412.55 = 4,561.83 : x
  2. Step 2: Convert to fraction form
    7,547.13/10,412.55 = 4,561.83/x
  3. Step 3: Cross multiply
    7,547.13x = 10,412.55 × 4,561.83
  4. Step 4: Simplify right side
    7,547.13x = 47,500,282.97
  5. Step 5: Solve for x
    x = 47,500,282.97/7,547.13
  6. Step 6: Final answer
    x = 6,293.82

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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.