Home / 1,715.79-2,367.70-1,052.53

Finding the Fourth Proportional to 1,715.79, 2,367.70 and 1,052.53

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Solution

The fourth proportional to 1,715.79, 2,367.70 and 1,052.53 is: 1,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.79 : 2,367.70 = 1,052.53 : x
  2. Step 2: Convert to fraction form
    1,715.79/2,367.70 = 1,052.53/x
  3. Step 3: Cross multiply
    1,715.79x = 2,367.70 × 1,052.53
  4. Step 4: Simplify right side
    1,715.79x = 2,492,075.28
  5. Step 5: Solve for x
    x = 2,492,075.28/1,715.79
  6. Step 6: Final answer
    x = 1,452.44

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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.