Home / 2,267.48-3,130.98-1,570.88

Finding the Fourth Proportional to 2,267.48, 3,130.98 and 1,570.88

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Solution

The fourth proportional to 2,267.48, 3,130.98 and 1,570.88 is: 2,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.48 : 3,130.98 = 1,570.88 : x
  2. Step 2: Convert to fraction form
    2,267.48/3,130.98 = 1,570.88/x
  3. Step 3: Cross multiply
    2,267.48x = 3,130.98 × 1,570.88
  4. Step 4: Simplify right side
    2,267.48x = 4,918,393.86
  5. Step 5: Solve for x
    x = 4,918,393.86/2,267.48
  6. Step 6: Final answer
    x = 2,169.10

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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.