Home / 3,031.71-4,547.57-1,057.82

Finding the Fourth Proportional to 3,031.71, 4,547.57 and 1,057.82

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Solution

The fourth proportional to 3,031.71, 4,547.57 and 1,057.82 is: 1,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.71 : 4,547.57 = 1,057.82 : x
  2. Step 2: Convert to fraction form
    3,031.71/4,547.57 = 1,057.82/x
  3. Step 3: Cross multiply
    3,031.71x = 4,547.57 × 1,057.82
  4. Step 4: Simplify right side
    3,031.71x = 4,810,482.47
  5. Step 5: Solve for x
    x = 4,810,482.47/3,031.71
  6. Step 6: Final answer
    x = 1,586.72

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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.