Home / 3,001.47-4,502.88-1,053.69

Finding the Fourth Proportional to 3,001.47, 4,502.88 and 1,053.69

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Solution

The fourth proportional to 3,001.47, 4,502.88 and 1,053.69 is: 1,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.47 : 4,502.88 = 1,053.69 : x
  2. Step 2: Convert to fraction form
    3,001.47/4,502.88 = 1,053.69/x
  3. Step 3: Cross multiply
    3,001.47x = 4,502.88 × 1,053.69
  4. Step 4: Simplify right side
    3,001.47x = 4,744,639.63
  5. Step 5: Solve for x
    x = 4,744,639.63/3,001.47
  6. Step 6: Final answer
    x = 1,580.77

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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.