Home / 2,225.65-3,070.95-1,341.51

Finding the Fourth Proportional to 2,225.65, 3,070.95 and 1,341.51

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Solution

The fourth proportional to 2,225.65, 3,070.95 and 1,341.51 is: 1,851.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.65 : 3,070.95 = 1,341.51 : x
  2. Step 2: Convert to fraction form
    2,225.65/3,070.95 = 1,341.51/x
  3. Step 3: Cross multiply
    2,225.65x = 3,070.95 × 1,341.51
  4. Step 4: Simplify right side
    2,225.65x = 4,119,710.13
  5. Step 5: Solve for x
    x = 4,119,710.13/2,225.65
  6. Step 6: Final answer
    x = 1,851.01

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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.