Home / 1,715.27-2,366.37-1,050.98

Finding the Fourth Proportional to 1,715.27, 2,366.37 and 1,050.98

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Solution

The fourth proportional to 1,715.27, 2,366.37 and 1,050.98 is: 1,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.27 : 2,366.37 = 1,050.98 : x
  2. Step 2: Convert to fraction form
    1,715.27/2,366.37 = 1,050.98/x
  3. Step 3: Cross multiply
    1,715.27x = 2,366.37 × 1,050.98
  4. Step 4: Simplify right side
    1,715.27x = 2,486,995.71
  5. Step 5: Solve for x
    x = 2,486,995.71/1,715.27
  6. Step 6: Final answer
    x = 1,449.92

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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.