Home / 1,562.04-2,154.06-1,038.24

Finding the Fourth Proportional to 1,562.04, 2,154.06 and 1,038.24

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Solution

The fourth proportional to 1,562.04, 2,154.06 and 1,038.24 is: 1,431.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.04 : 2,154.06 = 1,038.24 : x
  2. Step 2: Convert to fraction form
    1,562.04/2,154.06 = 1,038.24/x
  3. Step 3: Cross multiply
    1,562.04x = 2,154.06 × 1,038.24
  4. Step 4: Simplify right side
    1,562.04x = 2,236,431.25
  5. Step 5: Solve for x
    x = 2,236,431.25/1,562.04
  6. Step 6: Final answer
    x = 1,431.74

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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.