Home / 1,047.06-1,571.40-560.52

Finding the Fourth Proportional to 1,047.06, 1,571.40 and 560.52

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Solution

The fourth proportional to 1,047.06, 1,571.40 and 560.52 is: 841.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047.06 : 1,571.40 = 560.52 : x
  2. Step 2: Convert to fraction form
    1,047.06/1,571.40 = 560.52/x
  3. Step 3: Cross multiply
    1,047.06x = 1,571.40 × 560.52
  4. Step 4: Simplify right side
    1,047.06x = 880,801.13
  5. Step 5: Solve for x
    x = 880,801.13/1,047.06
  6. Step 6: Final answer
    x = 841.21

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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.