Home / 4,574.31-6,312.48-2,557.62

Finding the Fourth Proportional to 4,574.31, 6,312.48 and 2,557.62

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Solution

The fourth proportional to 4,574.31, 6,312.48 and 2,557.62 is: 3,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.31 : 6,312.48 = 2,557.62 : x
  2. Step 2: Convert to fraction form
    4,574.31/6,312.48 = 2,557.62/x
  3. Step 3: Cross multiply
    4,574.31x = 6,312.48 × 2,557.62
  4. Step 4: Simplify right side
    4,574.31x = 16,144,925.10
  5. Step 5: Solve for x
    x = 16,144,925.10/4,574.31
  6. Step 6: Final answer
    x = 3,529.48

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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.