Home / 7,030.59-10,547.25-2,100.12

Finding the Fourth Proportional to 7,030.59, 10,547.25 and 2,100.12

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Solution

The fourth proportional to 7,030.59, 10,547.25 and 2,100.12 is: 3,150.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.59 : 10,547.25 = 2,100.12 : x
  2. Step 2: Convert to fraction form
    7,030.59/10,547.25 = 2,100.12/x
  3. Step 3: Cross multiply
    7,030.59x = 10,547.25 × 2,100.12
  4. Step 4: Simplify right side
    7,030.59x = 22,150,490.67
  5. Step 5: Solve for x
    x = 22,150,490.67/7,030.59
  6. Step 6: Final answer
    x = 3,150.59

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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.