Home / 1,895.53-2,615.79-1,056.23

Finding the Fourth Proportional to 1,895.53, 2,615.79 and 1,056.23

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Solution

The fourth proportional to 1,895.53, 2,615.79 and 1,056.23 is: 1,457.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.53 : 2,615.79 = 1,056.23 : x
  2. Step 2: Convert to fraction form
    1,895.53/2,615.79 = 1,056.23/x
  3. Step 3: Cross multiply
    1,895.53x = 2,615.79 × 1,056.23
  4. Step 4: Simplify right side
    1,895.53x = 2,762,857.51
  5. Step 5: Solve for x
    x = 2,762,857.51/1,895.53
  6. Step 6: Final answer
    x = 1,457.57

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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.