Home / 1,038.44-1,549.15-1,010.19

Finding the Fourth Proportional to 1,038.44, 1,549.15 and 1,010.19

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Solution

The fourth proportional to 1,038.44, 1,549.15 and 1,010.19 is: 1,507.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038.44 : 1,549.15 = 1,010.19 : x
  2. Step 2: Convert to fraction form
    1,038.44/1,549.15 = 1,010.19/x
  3. Step 3: Cross multiply
    1,038.44x = 1,549.15 × 1,010.19
  4. Step 4: Simplify right side
    1,038.44x = 1,564,935.84
  5. Step 5: Solve for x
    x = 1,564,935.84/1,038.44
  6. Step 6: Final answer
    x = 1,507.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.