Home / 1,751.90-2,417.58-1,088.51

Finding the Fourth Proportional to 1,751.90, 2,417.58 and 1,088.51

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Solution

The fourth proportional to 1,751.90, 2,417.58 and 1,088.51 is: 1,502.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.90 : 2,417.58 = 1,088.51 : x
  2. Step 2: Convert to fraction form
    1,751.90/2,417.58 = 1,088.51/x
  3. Step 3: Cross multiply
    1,751.90x = 2,417.58 × 1,088.51
  4. Step 4: Simplify right side
    1,751.90x = 2,631,547.92
  5. Step 5: Solve for x
    x = 2,631,547.92/1,751.90
  6. Step 6: Final answer
    x = 1,502.12

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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.