Home / 1,501.04-2,066.84-1,313.46

Finding the Fourth Proportional to 1,501.04, 2,066.84 and 1,313.46

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Solution

The fourth proportional to 1,501.04, 2,066.84 and 1,313.46 is: 1,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.04 : 2,066.84 = 1,313.46 : x
  2. Step 2: Convert to fraction form
    1,501.04/2,066.84 = 1,313.46/x
  3. Step 3: Cross multiply
    1,501.04x = 2,066.84 × 1,313.46
  4. Step 4: Simplify right side
    1,501.04x = 2,714,711.67
  5. Step 5: Solve for x
    x = 2,714,711.67/1,501.04
  6. Step 6: Final answer
    x = 1,808.55

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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.