Home / 1,715.34-2,367.32-1,435.08

Finding the Fourth Proportional to 1,715.34, 2,367.32 and 1,435.08

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Solution

The fourth proportional to 1,715.34, 2,367.32 and 1,435.08 is: 1,980.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.34 : 2,367.32 = 1,435.08 : x
  2. Step 2: Convert to fraction form
    1,715.34/2,367.32 = 1,435.08/x
  3. Step 3: Cross multiply
    1,715.34x = 2,367.32 × 1,435.08
  4. Step 4: Simplify right side
    1,715.34x = 3,397,286.41
  5. Step 5: Solve for x
    x = 3,397,286.41/1,715.34
  6. Step 6: Final answer
    x = 1,980.53

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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.