Home / 1,715.42-2,367.51-1,052.15

Finding the Fourth Proportional to 1,715.42, 2,367.51 and 1,052.15

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Solution

The fourth proportional to 1,715.42, 2,367.51 and 1,052.15 is: 1,452.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.42 : 2,367.51 = 1,052.15 : x
  2. Step 2: Convert to fraction form
    1,715.42/2,367.51 = 1,052.15/x
  3. Step 3: Cross multiply
    1,715.42x = 2,367.51 × 1,052.15
  4. Step 4: Simplify right side
    1,715.42x = 2,490,975.65
  5. Step 5: Solve for x
    x = 2,490,975.65/1,715.42
  6. Step 6: Final answer
    x = 1,452.11

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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.