Home / 1,048.51-1,569.43-560.08

Finding the Fourth Proportional to 1,048.51, 1,569.43 and 560.08

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Solution

The fourth proportional to 1,048.51, 1,569.43 and 560.08 is: 838.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048.51 : 1,569.43 = 560.08 : x
  2. Step 2: Convert to fraction form
    1,048.51/1,569.43 = 560.08/x
  3. Step 3: Cross multiply
    1,048.51x = 1,569.43 × 560.08
  4. Step 4: Simplify right side
    1,048.51x = 879,006.35
  5. Step 5: Solve for x
    x = 879,006.35/1,048.51
  6. Step 6: Final answer
    x = 838.34

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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.