Home / 1,527.13-2,285.51-942.50

Finding the Fourth Proportional to 1,527.13, 2,285.51 and 942.50

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Solution

The fourth proportional to 1,527.13, 2,285.51 and 942.50 is: 1,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527.13 : 2,285.51 = 942.50 : x
  2. Step 2: Convert to fraction form
    1,527.13/2,285.51 = 942.50/x
  3. Step 3: Cross multiply
    1,527.13x = 2,285.51 × 942.50
  4. Step 4: Simplify right side
    1,527.13x = 2,154,094.18
  5. Step 5: Solve for x
    x = 2,154,094.18/1,527.13
  6. Step 6: Final answer
    x = 1,410.55

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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.