Home / 1,569.02-2,353.80-1,567.40

Finding the Fourth Proportional to 1,569.02, 2,353.80 and 1,567.40

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Solution

The fourth proportional to 1,569.02, 2,353.80 and 1,567.40 is: 2,351.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.02 : 2,353.80 = 1,567.40 : x
  2. Step 2: Convert to fraction form
    1,569.02/2,353.80 = 1,567.40/x
  3. Step 3: Cross multiply
    1,569.02x = 2,353.80 × 1,567.40
  4. Step 4: Simplify right side
    1,569.02x = 3,689,346.12
  5. Step 5: Solve for x
    x = 3,689,346.12/1,569.02
  6. Step 6: Final answer
    x = 2,351.37

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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.