Home / 7,031.17-10,547.94-2,100.28

Finding the Fourth Proportional to 7,031.17, 10,547.94 and 2,100.28

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Solution

The fourth proportional to 7,031.17, 10,547.94 and 2,100.28 is: 3,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.17 : 10,547.94 = 2,100.28 : x
  2. Step 2: Convert to fraction form
    7,031.17/10,547.94 = 2,100.28/x
  3. Step 3: Cross multiply
    7,031.17x = 10,547.94 × 2,100.28
  4. Step 4: Simplify right side
    7,031.17x = 22,153,627.42
  5. Step 5: Solve for x
    x = 22,153,627.42/7,031.17
  6. Step 6: Final answer
    x = 3,150.77

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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.