Home / 2,472.08-3,411-1,477.16

Finding the Fourth Proportional to 2,472.08, 3,411 and 1,477.16

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Solution

The fourth proportional to 2,472.08, 3,411 and 1,477.16 is: 2,038.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472.08 : 3,411 = 1,477.16 : x
  2. Step 2: Convert to fraction form
    2,472.08/3,411 = 1,477.16/x
  3. Step 3: Cross multiply
    2,472.08x = 3,411 × 1,477.16
  4. Step 4: Simplify right side
    2,472.08x = 5,038,592.76
  5. Step 5: Solve for x
    x = 5,038,592.76/2,472.08
  6. Step 6: Final answer
    x = 2,038.20

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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.