Home / 1,564.11-2,346.68-524.60

Finding the Fourth Proportional to 1,564.11, 2,346.68 and 524.60

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Solution

The fourth proportional to 1,564.11, 2,346.68 and 524.60 is: 787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564.11 : 2,346.68 = 524.60 : x
  2. Step 2: Convert to fraction form
    1,564.11/2,346.68 = 524.60/x
  3. Step 3: Cross multiply
    1,564.11x = 2,346.68 × 524.60
  4. Step 4: Simplify right side
    1,564.11x = 1,231,075.51
  5. Step 5: Solve for x
    x = 1,231,075.51/1,564.11
  6. Step 6: Final answer
    x = 787.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.