Home / 1,535.32-2,302.67-561.09

Finding the Fourth Proportional to 1,535.32, 2,302.67 and 561.09

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Solution

The fourth proportional to 1,535.32, 2,302.67 and 561.09 is: 841.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535.32 : 2,302.67 = 561.09 : x
  2. Step 2: Convert to fraction form
    1,535.32/2,302.67 = 561.09/x
  3. Step 3: Cross multiply
    1,535.32x = 2,302.67 × 561.09
  4. Step 4: Simplify right side
    1,535.32x = 1,292,006.51
  5. Step 5: Solve for x
    x = 1,292,006.51/1,535.32
  6. Step 6: Final answer
    x = 841.52

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1.5x scale

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.