Home / 1,513.26-2,085.93-1,070.46

Finding the Fourth Proportional to 1,513.26, 2,085.93 and 1,070.46

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Solution

The fourth proportional to 1,513.26, 2,085.93 and 1,070.46 is: 1,475.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513.26 : 2,085.93 = 1,070.46 : x
  2. Step 2: Convert to fraction form
    1,513.26/2,085.93 = 1,070.46/x
  3. Step 3: Cross multiply
    1,513.26x = 2,085.93 × 1,070.46
  4. Step 4: Simplify right side
    1,513.26x = 2,232,904.63
  5. Step 5: Solve for x
    x = 2,232,904.63/1,513.26
  6. Step 6: Final answer
    x = 1,475.56

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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.