Home / 1,652.16-2,280.12-953.52

Finding the Fourth Proportional to 1,652.16, 2,280.12 and 953.52

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Solution

The fourth proportional to 1,652.16, 2,280.12 and 953.52 is: 1,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652.16 : 2,280.12 = 953.52 : x
  2. Step 2: Convert to fraction form
    1,652.16/2,280.12 = 953.52/x
  3. Step 3: Cross multiply
    1,652.16x = 2,280.12 × 953.52
  4. Step 4: Simplify right side
    1,652.16x = 2,174,140.02
  5. Step 5: Solve for x
    x = 2,174,140.02/1,652.16
  6. Step 6: Final answer
    x = 1,315.94

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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.