Home / 1,566.72-2,349.18-1,047.32

Finding the Fourth Proportional to 1,566.72, 2,349.18 and 1,047.32

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Solution

The fourth proportional to 1,566.72, 2,349.18 and 1,047.32 is: 1,570.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566.72 : 2,349.18 = 1,047.32 : x
  2. Step 2: Convert to fraction form
    1,566.72/2,349.18 = 1,047.32/x
  3. Step 3: Cross multiply
    1,566.72x = 2,349.18 × 1,047.32
  4. Step 4: Simplify right side
    1,566.72x = 2,460,331.45
  5. Step 5: Solve for x
    x = 2,460,331.45/1,566.72
  6. Step 6: Final answer
    x = 1,570.37

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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.