Home / 1,575.18-2,362.70-535.14

Finding the Fourth Proportional to 1,575.18, 2,362.70 and 535.14

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Solution

The fourth proportional to 1,575.18, 2,362.70 and 535.14 is: 802.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.18 : 2,362.70 = 535.14 : x
  2. Step 2: Convert to fraction form
    1,575.18/2,362.70 = 535.14/x
  3. Step 3: Cross multiply
    1,575.18x = 2,362.70 × 535.14
  4. Step 4: Simplify right side
    1,575.18x = 1,264,375.28
  5. Step 5: Solve for x
    x = 1,264,375.28/1,575.18
  6. Step 6: Final answer
    x = 802.69

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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.