Home / 7,824.38-10,797.65-4,681.31

Finding the Fourth Proportional to 7,824.38, 10,797.65 and 4,681.31

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Solution

The fourth proportional to 7,824.38, 10,797.65 and 4,681.31 is: 6,460.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.38 : 10,797.65 = 4,681.31 : x
  2. Step 2: Convert to fraction form
    7,824.38/10,797.65 = 4,681.31/x
  3. Step 3: Cross multiply
    7,824.38x = 10,797.65 × 4,681.31
  4. Step 4: Simplify right side
    7,824.38x = 50,547,069.53
  5. Step 5: Solve for x
    x = 50,547,069.53/7,824.38
  6. Step 6: Final answer
    x = 6,460.21

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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.