Home / 1,510.04-2,261.93-1,120.47

Finding the Fourth Proportional to 1,510.04, 2,261.93 and 1,120.47

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Solution

The fourth proportional to 1,510.04, 2,261.93 and 1,120.47 is: 1,678.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510.04 : 2,261.93 = 1,120.47 : x
  2. Step 2: Convert to fraction form
    1,510.04/2,261.93 = 1,120.47/x
  3. Step 3: Cross multiply
    1,510.04x = 2,261.93 × 1,120.47
  4. Step 4: Simplify right side
    1,510.04x = 2,534,419.10
  5. Step 5: Solve for x
    x = 2,534,419.10/1,510.04
  6. Step 6: Final answer
    x = 1,678.38

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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.