Home / 1,750.17-2,415.23-953.49

Finding the Fourth Proportional to 1,750.17, 2,415.23 and 953.49

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Solution

The fourth proportional to 1,750.17, 2,415.23 and 953.49 is: 1,315.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.17 : 2,415.23 = 953.49 : x
  2. Step 2: Convert to fraction form
    1,750.17/2,415.23 = 953.49/x
  3. Step 3: Cross multiply
    1,750.17x = 2,415.23 × 953.49
  4. Step 4: Simplify right side
    1,750.17x = 2,302,885.58
  5. Step 5: Solve for x
    x = 2,302,885.58/1,750.17
  6. Step 6: Final answer
    x = 1,315.81

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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.