Home / 2,430.04-3,354.59-1,590.77

Finding the Fourth Proportional to 2,430.04, 3,354.59 and 1,590.77

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Solution

The fourth proportional to 2,430.04, 3,354.59 and 1,590.77 is: 2,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.04 : 3,354.59 = 1,590.77 : x
  2. Step 2: Convert to fraction form
    2,430.04/3,354.59 = 1,590.77/x
  3. Step 3: Cross multiply
    2,430.04x = 3,354.59 × 1,590.77
  4. Step 4: Simplify right side
    2,430.04x = 5,336,356.41
  5. Step 5: Solve for x
    x = 5,336,356.41/2,430.04
  6. Step 6: Final answer
    x = 2,196.00

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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.