Home / 1,560.97-2,154.08-1,036.63

Finding the Fourth Proportional to 1,560.97, 2,154.08 and 1,036.63

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Solution

The fourth proportional to 1,560.97, 2,154.08 and 1,036.63 is: 1,430.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560.97 : 2,154.08 = 1,036.63 : x
  2. Step 2: Convert to fraction form
    1,560.97/2,154.08 = 1,036.63/x
  3. Step 3: Cross multiply
    1,560.97x = 2,154.08 × 1,036.63
  4. Step 4: Simplify right side
    1,560.97x = 2,232,968.00
  5. Step 5: Solve for x
    x = 2,232,968.00/1,560.97
  6. Step 6: Final answer
    x = 1,430.50

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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.