Home / 1,675.32-2,312.01-1,254.93

Finding the Fourth Proportional to 1,675.32, 2,312.01 and 1,254.93

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Solution

The fourth proportional to 1,675.32, 2,312.01 and 1,254.93 is: 1,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.32 : 2,312.01 = 1,254.93 : x
  2. Step 2: Convert to fraction form
    1,675.32/2,312.01 = 1,254.93/x
  3. Step 3: Cross multiply
    1,675.32x = 2,312.01 × 1,254.93
  4. Step 4: Simplify right side
    1,675.32x = 2,901,410.71
  5. Step 5: Solve for x
    x = 2,901,410.71/1,675.32
  6. Step 6: Final answer
    x = 1,731.85

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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.