Home / 1,487.04-2,051.76-962.97

Finding the Fourth Proportional to 1,487.04, 2,051.76 and 962.97

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Solution

The fourth proportional to 1,487.04, 2,051.76 and 962.97 is: 1,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487.04 : 2,051.76 = 962.97 : x
  2. Step 2: Convert to fraction form
    1,487.04/2,051.76 = 962.97/x
  3. Step 3: Cross multiply
    1,487.04x = 2,051.76 × 962.97
  4. Step 4: Simplify right side
    1,487.04x = 1,975,783.33
  5. Step 5: Solve for x
    x = 1,975,783.33/1,487.04
  6. Step 6: Final answer
    x = 1,328.67

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1.5x scale

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.