Home / 1,106.23-1,526.55-608.84

Finding the Fourth Proportional to 1,106.23, 1,526.55 and 608.84

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Solution

The fourth proportional to 1,106.23, 1,526.55 and 608.84 is: 840.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106.23 : 1,526.55 = 608.84 : x
  2. Step 2: Convert to fraction form
    1,106.23/1,526.55 = 608.84/x
  3. Step 3: Cross multiply
    1,106.23x = 1,526.55 × 608.84
  4. Step 4: Simplify right side
    1,106.23x = 929,417.07
  5. Step 5: Solve for x
    x = 929,417.07/1,106.23
  6. Step 6: Final answer
    x = 840.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.